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<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_0488I88J48KI_dei_EntityCurrentReportingStatus"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_9420FG002J889GFJ4023_dei_EntityCommonStockSharesOutstanding"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_dei_DocumentPeriodEndDate" xml:lang="en-US">Document Period End Date</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_dei_DocumentPeriodEndDate" xml:lang="en-US">Document Period End Date</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_9420FG002J889GFJ4023_dei_AmendmentFlag"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_dei_AmendmentFlag" xml:lang="en-US">Amendment Flag</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_dei_AmendmentFlag" xml:lang="en-US">Amendment Flag</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_dei_DocumentFiscalYearFocus" xml:lang="en-US">Document Fiscal Year Focus</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_dei_DocumentFiscalYearFocus" xml:lang="en-US">Document Fiscal Year Focus</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_0488I88J48KI_us-gaap_IncomeStatementAbstract"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CostOfGoodsSold" xml:lang="en-US">Cost of Goods Sold</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_CostOfGoodsSold" xml:lang="en-US">Cost of goods sold</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CostOfGoodsSold" xlink:to="lab_2600K00L60MK_us-gaap_CostOfGoodsSold"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_GrossProfit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GrossProfit" xml:lang="en-US">Gross Profit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GrossProfit" xml:lang="en-US">Gross profit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GrossProfit" xml:lang="en-US">Gross profit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_GrossProfit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_GrossProfit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_0488I88J48KI_us-gaap_SellingGeneralAndAdministrativeExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SellingGeneralAndAdministrativeExpense" xml:lang="en-US">Selling, General and Administrative Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_SellingGeneralAndAdministrativeExpense" xml:lang="en-US">Selling, general and administrative expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SellingGeneralAndAdministrativeExpense" xlink:to="lab_2600K00L60MK_us-gaap_SellingGeneralAndAdministrativeExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingIncomeLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Operating Income (Loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Operating income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Operating income (loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Operating income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingIncomeLoss" xml:lang="en-US">Operating income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingIncomeLoss" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingIncomeLoss"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="loc_0488I88J48KI_us-gaap_InterestIncomeExpenseNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Interest Income (Expense), Net, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Interest expense, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Interest expense, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_InterestIncomeExpenseNet" xml:lang="en-US">Interest expense, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InterestIncomeExpenseNet" xlink:to="lab_2600K00L60MK_us-gaap_InterestIncomeExpenseNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xml:lang="en-US">Foreign Currency Transaction Gain (Loss), before Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xml:lang="en-US">Foreign currency (gains) losses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xml:lang="en-US">Foreign currency (gains) losses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xml:lang="en-US">Foreign currency (gains) losses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xml:lang="en-US">Foreign currency (gains) losses, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_0488I88J48KI_us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Gains (Losses) on Extinguishment of Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on extinguishment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on extinguishment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/zeroLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on extinguishment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on early extinguishment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on extinguishment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on early extinguishment of debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt" xml:lang="en-US">Loss on early extinguishment of debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:to="lab_2600K00L60MK_us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US">Income before income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US">Income before income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xml:lang="en-US">Income (loss) before income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_0488I88J48KI_us-gaap_IncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Income tax benefit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Provision (benefit) for income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxExpenseBenefit" xml:lang="en-US">Provision (benefit) for income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncomeTaxExpenseBenefit" xlink:to="lab_2600K00L60MK_us-gaap_IncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_NetIncomeLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetIncomeLoss" xml:lang="en-US">Net Income (Loss) Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetIncomeLoss" xml:lang="en-US">Net income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_NetIncomeLoss" xlink:to="lab_1642HI224L001IHL6245_us-gaap_NetIncomeLoss"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_0488I88J48KI_us-gaap_EarningsPerShareAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">Earnings Per Share [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">Net income per share</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerShareAbstract" xml:lang="en-US">Net income per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EarningsPerShareAbstract" xlink:to="lab_2600K00L60MK_us-gaap_EarningsPerShareAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EarningsPerShareBasic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasic" xml:lang="en-US">Earnings Per Share, Basic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasic" xml:lang="en-US">basic (in dollars per share)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasic" xml:lang="en-US">basic (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EarningsPerShareBasic" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasic"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_0488I88J48KI_us-gaap_EarningsPerShareDiluted"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerShareDiluted" xml:lang="en-US">Earnings Per Share, Diluted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerShareDiluted" xml:lang="en-US">diluted (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EarningsPerShareDiluted" xlink:to="lab_2600K00L60MK_us-gaap_EarningsPerShareDiluted"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xml:lang="en-US">Weighted average common shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_0488I88J48KI_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Basic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US">Weighted average number of shares - basic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US">basic (in shares)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="lab_2600K00L60MK_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Weighted Average Number of Shares Outstanding, Diluted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Weighted average number of shares - diluted</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">diluted (in shares)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US">Weighted average number of shares - diluted</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_0488I88J48KI_us-gaap_CommonStockDividendsPerShareDeclared"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockDividendsPerShareDeclared" xml:lang="en-US">Common Stock, Dividends, Per Share, Declared</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockDividendsPerShareDeclared" xml:lang="en-US">Dividends per share (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CommonStockDividendsPerShareDeclared" xlink:to="lab_2600K00L60MK_us-gaap_CommonStockDividendsPerShareDeclared"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xml:lang="en-US">Statement of Comprehensive Income [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent" xlink:label="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent" xml:lang="en-US">Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, before Tax, Portion Attributable to Parent, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent" xml:lang="en-US">Fair value of derivative instruments, net of income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent" xml:lang="en-US">Change in fair value of derivative instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent" xlink:to="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent" xml:lang="en-US">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Parent, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent" xml:lang="en-US">Foreign currency translation adjustment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent"/>






<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1" xml:lang="en-US">Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1" xml:lang="en-US">(Provision) benefit for income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1" xml:lang="en-US">(Provision) benefit for income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:label="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xml:lang="en-US">Other comprehensive income (loss)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent" xlink:to="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ComprehensiveIncomeNetOfTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Comprehensive income (loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomeNetOfTax" xml:lang="en-US">Comprehensive income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomeNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_0488I88J48KI_us-gaap_StatementOfFinancialPositionAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_StatementOfFinancialPositionAbstract" xml:lang="en-US">Statement of Financial Position [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_StatementOfFinancialPositionAbstract" xlink:to="lab_2600K00L60MK_us-gaap_StatementOfFinancialPositionAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AssetsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AssetsAbstract" xml:lang="en-US">Assets [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AssetsAbstract" xml:lang="en-US">ASSETS</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AssetsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_0488I88J48KI_us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and Cash Equivalents, at Carrying Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents at end of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US">Cash and cash equivalents at end of period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccountsReceivableNetCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableNetCurrent" xml:lang="en-US">Accounts Receivable, Net, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableNetCurrent" xml:lang="en-US">Accounts receivable, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccountsReceivableNetCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableNetCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_0488I88J48KI_us-gaap_InventoryNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InventoryNet" xml:lang="en-US">Inventory, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InventoryNet" xml:lang="en-US">Inventories, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InventoryNet" xml:lang="en-US">Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_InventoryNet" xml:lang="en-US">Inventory, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InventoryNet" xlink:to="lab_2600K00L60MK_us-gaap_InventoryNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherAssetsCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsCurrent" xml:lang="en-US">Other Assets, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsCurrent" xml:lang="en-US">Other current assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsCurrent" xml:lang="en-US">Prepaid expenses and other current assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherAssetsCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_0488I88J48KI_us-gaap_AssetsCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AssetsCurrent" xml:lang="en-US">Assets, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_AssetsCurrent" xml:lang="en-US">Total current assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AssetsCurrent" xlink:to="lab_2600K00L60MK_us-gaap_AssetsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, Plant and Equipment, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, plant and equipment, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNet" xml:lang="en-US">Property, plant and equipment, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Finite-Lived Intangible Assets, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Intangibles, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsNet" xml:lang="en-US">Intangibles, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_Goodwill"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Goodwill" xml:lang="en-US">Goodwill</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Goodwill" xml:lang="en-US">Goodwill</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Goodwill" xml:lang="en-US">Goodwill</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Goodwill" xml:lang="en-US">Balance at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Goodwill" xml:lang="en-US">Balance at end of period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_Goodwill" xlink:to="lab_1642HI224L001IHL6245_us-gaap_Goodwill"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_0488I88J48KI_us-gaap_OtherAssetsNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherAssetsNoncurrent" xml:lang="en-US">Other Assets, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherAssetsNoncurrent" xml:lang="en-US">Other assets, total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherAssetsNoncurrent" xml:lang="en-US">Other assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherAssetsNoncurrent" xml:lang="en-US">Other assets, total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherAssetsNoncurrent" xlink:to="lab_2600K00L60MK_us-gaap_OtherAssetsNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Assets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_Assets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Assets" xml:lang="en-US">Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Assets" xml:lang="en-US">Identifiable assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Assets" xml:lang="en-US">Total assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_Assets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_Assets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_0488I88J48KI_us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">Liabilities and Equity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">LIABILITIES AND SHAREHOLDERS' EQUITY (DEFICIT)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US">LIABILITIES AND STOCKHOLDERS' EQUITY</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtCurrent" xml:lang="en-US">Long-term Debt, Current Maturities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtCurrent" xml:lang="en-US">Current portion of long-term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_0488I88J48KI_us-gaap_AccountsPayableCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccountsPayableCurrent" xml:lang="en-US">Accounts Payable, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccountsPayableCurrent" xml:lang="en-US">Accounts payable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccountsPayableCurrent" xlink:to="lab_2600K00L60MK_us-gaap_AccountsPayableCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccruedLiabilitiesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesCurrent" xml:lang="en-US">Accrued Liabilities, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesCurrent" xml:lang="en-US">Accrued expenses and other current liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesCurrent" xml:lang="en-US">Accrued expenses and other current liabilities, total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccruedLiabilitiesCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_0488I88J48KI_us-gaap_LiabilitiesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesCurrent" xml:lang="en-US">Liabilities, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesCurrent" xml:lang="en-US">Total current liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LiabilitiesCurrent" xlink:to="lab_2600K00L60MK_us-gaap_LiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermLineOfCredit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongTermLineOfCredit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermLineOfCredit" xml:lang="en-US">Long-term Line of Credit, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermLineOfCredit" xml:lang="en-US">Outstanding borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermLineOfCredit" xml:lang="en-US">Revolving credit facility</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongTermLineOfCredit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongTermLineOfCredit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligations" xml:lang="en-US">Long-term Debt and Capital Lease Obligations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligations" xml:lang="en-US">Long-term debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligations" xml:lang="en-US">Long-term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:to="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherLiabilitiesNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesNoncurrent" xml:lang="en-US">Other Liabilities, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesNoncurrent" xml:lang="en-US">Other liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesNoncurrent" xml:lang="en-US">Other liabilities, total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesNoncurrent" xml:lang="en-US">Other liabilities, total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherLiabilitiesNoncurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_0488I88J48KI_us-gaap_Liabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_Liabilities" xml:lang="en-US">Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_Liabilities" xml:lang="en-US">Total liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_Liabilities" xlink:to="lab_2600K00L60MK_us-gaap_Liabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CommitmentsAndContingencies"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommitmentsAndContingencies" xml:lang="en-US">Commitments and Contingencies</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommitmentsAndContingencies" xml:lang="en-US">Commitments and contingencies (Note 12)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CommitmentsAndContingencies" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CommitmentsAndContingencies"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockValueOutstanding" xlink:label="loc_0488I88J48KI_us-gaap_CommonStockValueOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockValueOutstanding" xml:lang="en-US">Common Stock, Value, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockValueOutstanding" xml:lang="en-US">Common stock, par value $0.0001 per share; 300,000,000 Class A shares authorized, 19,249,132 and 18,519,757 shares issued and outstanding at June 30, 2017, and June 30, 2016, respectively; 30,000,000 Class B shares authorized, 20,626,836 and 20,887,811 shares issued and outstanding at June 30, 2017, and June 30, 2016, respectively</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockValueOutstanding" xml:lang="en-US">Common stock, par value $0.0001 per share; 300,000,000 Class A shares authorized, 19,249,132 and 18,519,757 shares issued and outstanding at June 30, 2017, and June 30, 2016, respectively; 30,000,000 Class B shares authorized, 20,626,836 and 20,887,811 shares issued and outstanding at June 30, 2017, and June 30, 2016, respectively</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CommonStockValueOutstanding" xlink:to="lab_2600K00L60MK_us-gaap_CommonStockValueOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockValueOutstanding" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockValueOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockValueOutstanding" xml:lang="en-US">Preferred Stock, Value, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockValueOutstanding" xml:lang="en-US">Preferred stock, par value $0.0001 per share; 16,000,000 shares authorized, no shares issued and outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockValueOutstanding" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PreferredStockValueOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="loc_0488I88J48KI_us-gaap_AdditionalPaidInCapitalCommonStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AdditionalPaidInCapitalCommonStock" xml:lang="en-US">Additional Paid in Capital, Common Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AdditionalPaidInCapitalCommonStock" xml:lang="en-US">Paid-in capital</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AdditionalPaidInCapitalCommonStock" xlink:to="lab_2600K00L60MK_us-gaap_AdditionalPaidInCapitalCommonStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RetainedEarningsAccumulatedDeficit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Accumulated deficit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Retained earnings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsAccumulatedDeficit" xml:lang="en-US">Accumulated deficit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsAccumulatedDeficit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated other comprehensive income (loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US">Accumulated other comprehensive income (loss)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_StockholdersEquity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StockholdersEquity" xml:lang="en-US">Stockholders' Equity Attributable to Parent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StockholdersEquity" xml:lang="en-US">Total shareholders' equity (deficit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StockholdersEquity" xml:lang="en-US">Total stockholders' equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StockholdersEquity" xml:lang="en-US">Balance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StockholdersEquity" xml:lang="en-US">Balance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_StockholdersEquity" xlink:to="lab_1642HI224L001IHL6245_us-gaap_StockholdersEquity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_0488I88J48KI_us-gaap_LiabilitiesAndStockholdersEquity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">Liabilities and Equity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquity" xml:lang="en-US">Total liabilities and stockholders' equity</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="lab_2600K00L60MK_us-gaap_LiabilitiesAndStockholdersEquity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CommonStockParOrStatedValuePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockParOrStatedValuePerShare" xml:lang="en-US">Common Stock, Par or Stated Value Per Share</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockParOrStatedValuePerShare" xml:lang="en-US">Common stock, par value (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CommonStockParOrStatedValuePerShare"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_0488I88J48KI_us-gaap_CommonStockSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockSharesAuthorized" xml:lang="en-US">Common Stock, Shares Authorized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockSharesAuthorized" xml:lang="en-US">Common stock, shares authorized</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CommonStockSharesAuthorized" xlink:to="lab_2600K00L60MK_us-gaap_CommonStockSharesAuthorized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CommonStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Common Stock, Shares, Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Net issuance of common stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockSharesIssued" xml:lang="en-US">Common stock, shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CommonStockSharesIssued" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CommonStockSharesIssued"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_0488I88J48KI_us-gaap_CommonStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockSharesOutstanding" xml:lang="en-US">Common Stock, Shares, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockSharesOutstanding" xml:lang="en-US">Common stock, shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CommonStockSharesOutstanding" xlink:to="lab_2600K00L60MK_us-gaap_CommonStockSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockParOrStatedValuePerShare"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockParOrStatedValuePerShare" xml:lang="en-US">Preferred Stock, Par or Stated Value Per Share</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockParOrStatedValuePerShare" xml:lang="en-US">Preferred stock, par value (in dollars per share)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PreferredStockParOrStatedValuePerShare"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_0488I88J48KI_us-gaap_PreferredStockSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PreferredStockSharesAuthorized" xml:lang="en-US">Preferred Stock, Shares Authorized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PreferredStockSharesAuthorized" xml:lang="en-US">Preferred stock, shares authorized</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PreferredStockSharesAuthorized" xlink:to="lab_2600K00L60MK_us-gaap_PreferredStockSharesAuthorized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockSharesIssued"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockSharesIssued" xml:lang="en-US">Preferred Stock, Shares Issued</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockSharesIssued" xml:lang="en-US">Preferred stock, shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockSharesIssued" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PreferredStockSharesIssued"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_0488I88J48KI_us-gaap_PreferredStockSharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PreferredStockSharesOutstanding" xml:lang="en-US">Preferred Stock, Shares Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PreferredStockSharesOutstanding" xml:lang="en-US">Preferred stock, shares outstanding</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PreferredStockSharesOutstanding" xlink:to="lab_2600K00L60MK_us-gaap_PreferredStockSharesOutstanding"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_StatementOfCashFlowsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StatementOfCashFlowsAbstract" xml:lang="en-US">Statement of Cash Flows [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_StatementOfCashFlowsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_StatementOfCashFlowsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="loc_0488I88J48KI_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US">OPERATING ACTIVITIES</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:to="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to reconcile net income (loss) to net cash provided (used) by operating activities:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US">Adjustments to reconcile net income to net cash provided (used) by operating activities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_0488I88J48KI_us-gaap_DepreciationDepletionAndAmortization"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DepreciationDepletionAndAmortization" xml:lang="en-US">Depreciation, Depletion and Amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DepreciationDepletionAndAmortization" xml:lang="en-US">Depreciation and amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DepreciationDepletionAndAmortization" xml:lang="en-US">Depreciation and amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_DepreciationDepletionAndAmortization" xml:lang="en-US">Depreciation and amortization</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DepreciationDepletionAndAmortization" xlink:to="lab_2600K00L60MK_us-gaap_DepreciationDepletionAndAmortization"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AmortizationOfFinancingCostsAndDiscounts" xml:lang="en-US">Amortization of Financing Costs and Discounts, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AmortizationOfFinancingCostsAndDiscounts" xml:lang="en-US">Amortization of deferred financing costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AmortizationOfFinancingCostsAndDiscounts" xml:lang="en-US">Amortization of debt issuance costs and debt discount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AcquisitionRelatedCostOfGoodsSold" xlink:label="loc_0488I88J48KI_pahc_AcquisitionRelatedCostOfGoodsSold"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AcquisitionRelatedCostOfGoodsSold" xml:lang="en-US">Acquisition Related Cost Of Goods Sold</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_AcquisitionRelatedCostOfGoodsSold" xml:lang="en-US">Acquisition-related cost of goods sold</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AcquisitionRelatedCostOfGoodsSold" xml:lang="en-US">Represents acquisition costs related to inventory impacting cost of goods sold.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AcquisitionRelatedCostOfGoodsSold" xlink:to="lab_2600K00L60MK_pahc_AcquisitionRelatedCostOfGoodsSold"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Business Combination, Acquisition Related Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Acquisition related compensation expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Acquisition-related accrued compensation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xml:lang="en-US">Acquisition-related accrued compensation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccretionExpense" xlink:label="loc_0488I88J48KI_us-gaap_AccretionExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccretionExpense" xml:lang="en-US">Accretion Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccretionExpense" xml:lang="en-US">Acquisition-related accrued interest</label>
<label xlink:type="resource" xlink:label="lab_2600K00L60MK_us-gaap_AccretionExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Acquisition-related accrued interest</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccretionExpense" xlink:to="lab_2600K00L60MK_us-gaap_AccretionExpense"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_BusinessAcquisitionRelatedToOtherNet" xlink:label="loc_9420FG002J889GFJ4023_pahc_BusinessAcquisitionRelatedToOtherNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_BusinessAcquisitionRelatedToOtherNet" xml:lang="en-US">Business Acquisition Related To Other Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_BusinessAcquisitionRelatedToOtherNet" xml:lang="en-US">Acquisition-related other, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_BusinessAcquisitionRelatedToOtherNet" xml:lang="en-US">Represents amount of business acquisition related to other net.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_BusinessAcquisitionRelatedToOtherNet" xlink:to="lab_1642HI224L001IHL6245_pahc_BusinessAcquisitionRelatedToOtherNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xml:lang="en-US">Settlement expense (income)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xml:lang="en-US">Pension settlement cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xml:lang="en-US">Pension settlement cost</label>
<label xlink:type="resource" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US">Settlement expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredIncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Total deferred tax provision</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefit" xml:lang="en-US">Total deferred provision</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossUnrealized" xlink:label="loc_0488I88J48KI_us-gaap_ForeignCurrencyTransactionGainLossUnrealized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionGainLossUnrealized" xml:lang="en-US">Foreign Currency Transaction Gain (Loss), Unrealized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionGainLossUnrealized" xml:lang="en-US">Foreign currency (gains) losses, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionGainLossUnrealized" xml:lang="en-US">Foreign currency (gains) losses, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ForeignCurrencyTransactionGainLossUnrealized" xlink:to="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionGainLossUnrealized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherNoncashIncomeExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherNoncashIncomeExpense" xml:lang="en-US">Other Noncash Income (Expense)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherNoncashIncomeExpense" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherNoncashIncomeExpense" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherNoncashIncomeExpense" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherNoncashIncomeExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Increase (Decrease) in Operating Capital [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Changes in operating assets and liabilities, net of business acquisitions:</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US">Changes in operating assets and liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncreaseDecreaseInAccountsReceivable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">Increase (Decrease) in Accounts Receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">Accounts receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsReceivable" xml:lang="en-US">Accounts receivable, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsReceivable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInInventories"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInInventories" xml:lang="en-US">Increase (Decrease) in Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInInventories" xml:lang="en-US">Inventories</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInInventories" xml:lang="en-US">Inventories, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInInventories" xlink:to="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInInventories"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US">Increase (Decrease) in Prepaid Expense and Other Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US">Prepaid expenses and other current assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xml:lang="en-US">Other current assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xlink:label="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xml:lang="en-US">Increase (Decrease) in Other Noncurrent Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xml:lang="en-US">Other assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets" xlink:to="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncreaseDecreaseInAccountsPayable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsPayable" xml:lang="en-US">Increase (Decrease) in Accounts Payable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsPayable" xml:lang="en-US">Accounts payable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncreaseDecreaseInAccountsPayable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:label="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xml:lang="en-US">Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xml:lang="en-US">Accrued expenses and other liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities" xlink:to="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xml:lang="en-US">Net Cash Provided by (Used in) Operating Activities, Continuing Operations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xml:lang="en-US">Net cash provided (used) by operating activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="loc_0488I88J48KI_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xml:lang="en-US">INVESTING ACTIVITIES</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:to="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PaymentsToAcquireProductiveAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PaymentsToAcquireProductiveAssets" xml:lang="en-US">Payments to Acquire Productive Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PaymentsToAcquireProductiveAssets" xml:lang="en-US">Capital expenditures</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PaymentsToAcquireProductiveAssets" xml:lang="en-US">Capital expenditures</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PaymentsToAcquireProductiveAssets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PaymentsToAcquireProductiveAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_0488I88J48KI_us-gaap_PaymentsToAcquireBusinessesGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Payments to Acquire Businesses, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Initial cash payment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Upfront payment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsToAcquireBusinessesGross" xml:lang="en-US">Business acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PaymentsToAcquireBusinessesGross" xlink:to="lab_2600K00L60MK_us-gaap_PaymentsToAcquireBusinessesGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xml:lang="en-US">Payments for (Proceeds from) Other Investing Activities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xml:lang="en-US">Asset sales</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xml:lang="en-US">Other, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="loc_0488I88J48KI_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities, Continuing Operations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xml:lang="en-US">Net cash provided (used) by investing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="lab_2600K00L60MK_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xml:lang="en-US">FINANCING ACTIVITIES</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:label="loc_0488I88J48KI_us-gaap_ProceedsFromLongTermLinesOfCredit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromLongTermLinesOfCredit" xml:lang="en-US">Proceeds from Long-term Lines of Credit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromLongTermLinesOfCredit" xml:lang="en-US">Revolving credit facility borrowings</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromLongTermLinesOfCredit" xml:lang="en-US">Borrowings under the revolving and domestic senior credit facility</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:to="lab_2600K00L60MK_us-gaap_ProceedsFromLongTermLinesOfCredit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RepaymentsOfLongTermLinesOfCredit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermLinesOfCredit" xml:lang="en-US">Repayments of Long-term Lines of Credit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermLinesOfCredit" xml:lang="en-US">Repayments of the revolving and domestic senior credit facility</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermLinesOfCredit" xml:lang="en-US">Revolving credit facility repayments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RepaymentsOfLongTermLinesOfCredit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermLinesOfCredit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_0488I88J48KI_us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xml:lang="en-US">Proceeds from Issuance of Long-term Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xml:lang="en-US">Proceeds from long-term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:to="lab_2600K00L60MK_us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xml:lang="en-US">Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xml:lang="en-US">Payments of long-term debt and capital leases</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xml:lang="en-US">Payments of long-term debt, capital leases and other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="loc_0488I88J48KI_us-gaap_PaymentsOfDebtIssuanceCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsOfDebtIssuanceCosts" xml:lang="en-US">Payments of Debt Issuance Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsOfDebtIssuanceCosts" xml:lang="en-US">Debt issuance costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsOfDebtIssuanceCosts" xml:lang="en-US">Debt issuance costs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PaymentsOfDebtIssuanceCosts" xlink:to="lab_2600K00L60MK_us-gaap_PaymentsOfDebtIssuanceCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ProceedsFromIssuanceOfCommonStock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ProceedsFromIssuanceOfCommonStock" xml:lang="en-US">Proceeds from Issuance of Common Stock</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ProceedsFromIssuanceOfCommonStock" xml:lang="en-US">Proceeds from common shares issued</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ProceedsFromIssuanceOfCommonStock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:label="loc_0488I88J48KI_us-gaap_PaymentsOfDividends"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsOfDividends" xml:lang="en-US">Payments of Dividends</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsOfDividends" xml:lang="en-US">Dividends paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_PaymentsOfDividends" xml:lang="en-US">Dividends paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PaymentsOfDividends" xlink:to="lab_2600K00L60MK_us-gaap_PaymentsOfDividends"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities, Continuing Operations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xml:lang="en-US">Net cash provided (used) by financing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="lab_1642HI224L001IHL6245_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations" xlink:label="loc_0488I88J48KI_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations" xml:lang="en-US">Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations" xml:lang="en-US">Effect of exchange rate changes on cash</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations" xlink:to="lab_2600K00L60MK_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Cash and Cash Equivalents, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Net increase (decrease) in cash and cash equivalents</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US">Net increase (decrease) in cash and cash equivalents</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_0488I88J48KI_us-gaap_SupplementalCashFlowInformationAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SupplementalCashFlowInformationAbstract" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_SupplementalCashFlowInformationAbstract" xml:lang="en-US">Supplemental cash flow information</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SupplementalCashFlowInformationAbstract" xlink:to="lab_2600K00L60MK_us-gaap_SupplementalCashFlowInformationAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestPaid" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InterestPaid"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestPaid" xml:lang="en-US">Interest Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestPaid" xml:lang="en-US">Interest paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InterestPaid" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InterestPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_0488I88J48KI_us-gaap_IncomeTaxesPaidNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxesPaidNet" xml:lang="en-US">Income Taxes Paid, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxesPaidNet" xml:lang="en-US">Income taxes paid, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncomeTaxesPaidNet" xlink:to="lab_2600K00L60MK_us-gaap_IncomeTaxesPaidNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xml:lang="en-US">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xml:lang="en-US">Non-cash investing and financing activities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1" xlink:label="loc_0488I88J48KI_us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1" xml:lang="en-US">Noncash or Part Noncash Acquisition, Debt Assumed</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1" xml:lang="en-US">Business acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1" xlink:to="lab_2600K00L60MK_us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions" xlink:label="loc_9420FG002J889GFJ4023_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions" xml:lang="en-US">Noncash Or Part Noncash Capital Leasehold Improvements Capital Lease Additions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions" xml:lang="en-US">Property, plant and equipment and capital lease additions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions" xml:lang="en-US">Capital / leasehold improvements and capital lease additions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions" xml:lang="en-US">Represents noncash or part noncash capital / leasehold improvements and capital lease additions.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions" xlink:to="lab_1642HI224L001IHL6245_pahc_NoncashOrPartNoncashCapitalLeaseholdImprovementsCapitalLeaseAdditions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_0488I88J48KI_us-gaap_StatementOfStockholdersEquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_StatementOfStockholdersEquityAbstract" xml:lang="en-US">Statement of Stockholders' Equity [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="lab_2600K00L60MK_us-gaap_StatementOfStockholdersEquityAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_StatementEquityComponentsAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StatementEquityComponentsAxis" xml:lang="en-US">Equity Components [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_StatementEquityComponentsAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_StatementEquityComponentsAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_0488I88J48KI_us-gaap_CommonStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockMember" xml:lang="en-US">Common Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CommonStockMember" xml:lang="en-US">Common Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CommonStockMember" xlink:to="lab_2600K00L60MK_us-gaap_CommonStockMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PreferredStockMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockMember" xml:lang="en-US">Preferred Stock [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PreferredStockMember" xml:lang="en-US">Preferred Stock</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PreferredStockMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PreferredStockMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_0488I88J48KI_us-gaap_AdditionalPaidInCapitalMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AdditionalPaidInCapitalMember" xml:lang="en-US">Additional Paid-in Capital [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AdditionalPaidInCapitalMember" xml:lang="en-US">Paid-in Capital</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AdditionalPaidInCapitalMember" xlink:to="lab_2600K00L60MK_us-gaap_AdditionalPaidInCapitalMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RetainedEarningsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsMember" xml:lang="en-US">Retained Earnings [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsMember" xml:lang="en-US">Retained Earnings (Accumulated Deficit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsMember" xml:lang="en-US">Accumulated Deficit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RetainedEarningsMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RetainedEarningsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss) [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EquityComponentDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EquityComponentDomain" xml:lang="en-US">Equity Component [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EquityComponentDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EquityComponentDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xml:lang="en-US">Increase (Decrease) in Stockholders' Equity [Roll Forward]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="lab_2600K00L60MK_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharesOutstanding" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SharesOutstanding"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SharesOutstanding" xml:lang="en-US">Shares, Outstanding</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SharesOutstanding" xml:lang="en-US">Balance (in shares)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SharesOutstanding" xml:lang="en-US">Balance (in shares)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SharesOutstanding" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SharesOutstanding"/>










<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Dividends" xlink:label="loc_0488I88J48KI_us-gaap_Dividends"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_Dividends" xml:lang="en-US">Dividends</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_Dividends" xml:lang="en-US">Dividends paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_Dividends" xml:lang="en-US">Dividends paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_Dividends" xlink:to="lab_2600K00L60MK_us-gaap_Dividends"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DescriptionOfBusinessAbstract" xlink:label="loc_9420FG002J889GFJ4023_pahc_DescriptionOfBusinessAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_DescriptionOfBusinessAbstract" xml:lang="en-US">Description Of Business [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_DescriptionOfBusinessAbstract" xlink:to="lab_1642HI224L001IHL6245_pahc_DescriptionOfBusinessAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="loc_0488I88J48KI_us-gaap_NatureOfOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_NatureOfOperations" xml:lang="en-US">Nature of Operations [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_NatureOfOperations" xml:lang="en-US">Description of Business</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_NatureOfOperations" xlink:to="lab_2600K00L60MK_us-gaap_NatureOfOperations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccountingPoliciesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountingPoliciesAbstract" xml:lang="en-US">Accounting Policies [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccountingPoliciesAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccountingPoliciesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xml:lang="en-US">Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xml:lang="en-US">Summary of Significant Accounting Policies and New Accounting Standards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_OrganizationConsolidationBasisOfPresentationBusinessDescriptionAndAccountingPoliciesTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SupplementalIncomeStatementElementsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SupplementalIncomeStatementElementsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SupplementalIncomeStatementElementsAbstract" xml:lang="en-US">Supplemental Income Statement Elements [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SupplementalIncomeStatementElementsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SupplementalIncomeStatementElementsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdditionalFinancialInformationDisclosureTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_AdditionalFinancialInformationDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AdditionalFinancialInformationDisclosureTextBlock" xml:lang="en-US">Additional Financial Information Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AdditionalFinancialInformationDisclosureTextBlock" xml:lang="en-US">Statements of Operations-Additional Information</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AdditionalFinancialInformationDisclosureTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_AdditionalFinancialInformationDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_BalanceSheetsAdditionalInformationAbstract" xlink:label="loc_9420FG002J889GFJ4023_pahc_BalanceSheetsAdditionalInformationAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_BalanceSheetsAdditionalInformationAbstract" xml:lang="en-US">Balance Sheets Additional Information [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_BalanceSheetsAdditionalInformationAbstract" xlink:to="lab_1642HI224L001IHL6245_pahc_BalanceSheetsAdditionalInformationAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xml:lang="en-US">Supplemental Balance Sheet Disclosures [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xml:lang="en-US">Balance Sheets-Additional Information</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_SupplementalBalanceSheetDisclosuresTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationsAbstract" xml:lang="en-US">Business Combinations [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_BusinessCombinationDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationDisclosureTextBlock" xml:lang="en-US">Business Combination Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationDisclosureTextBlock" xml:lang="en-US">Acquisitions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BusinessCombinationDisclosureTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_BusinessCombinationDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtDisclosureAbstract" xml:lang="en-US">Debt Disclosure [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtDisclosureAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_DebtDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DebtDisclosureTextBlock" xml:lang="en-US">Debt Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DebtDisclosureTextBlock" xml:lang="en-US">Debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DebtDisclosureTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_DebtDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EquityAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EquityAbstract" xml:lang="en-US">Equity [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EquityAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EquityAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_PreferredCommonStockWarrantAndDividendsTextBlock" xlink:label="loc_0488I88J48KI_pahc_PreferredCommonStockWarrantAndDividendsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_PreferredCommonStockWarrantAndDividendsTextBlock" xml:lang="en-US">Preferred Common Stock Warrant And Dividends [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_PreferredCommonStockWarrantAndDividendsTextBlock" xml:lang="en-US">Common Stock, Preferred Stock and Dividends</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_PreferredCommonStockWarrantAndDividendsTextBlock" xml:lang="en-US">The entire disclosure for terms, amounts, nature of changes, rights and privileges, warrant and dividends, and other matters related to preferred and common shares.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_PreferredCommonStockWarrantAndDividendsTextBlock" xlink:to="lab_2600K00L60MK_pahc_PreferredCommonStockWarrantAndDividendsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US">Disclosure of Compensation Related Costs, Share-based Payments [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xml:lang="en-US">Stock Option Plan</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionsAbstract" xml:lang="en-US">Related Party Transactions [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xml:lang="en-US">Related Party Transactions Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xml:lang="en-US">Related Party Transactions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CompensationAndRetirementDisclosureAbstract" xml:lang="en-US">Compensation and Retirement Disclosure [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xml:lang="en-US">Compensation and Employee Benefit Plans [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xml:lang="en-US">Employee Benefit Plans</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_CompensationAndEmployeeBenefitPlansTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncomeTaxDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxDisclosureAbstract" xml:lang="en-US">Income Tax Disclosure [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncomeTaxDisclosureAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxDisclosureAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_IncomeTaxDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxDisclosureTextBlock" xml:lang="en-US">Income Tax Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxDisclosureTextBlock" xml:lang="en-US">Income Taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncomeTaxDisclosureTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_IncomeTaxDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xml:lang="en-US">Commitments and Contingencies Disclosure [Abstract]</label>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xml:lang="en-US">Commitments and Contingencies Disclosure [Text Block]</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FairValueDisclosuresAbstract"/>
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<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueDisclosuresTextBlock" xml:lang="en-US">Fair Value Disclosures [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FairValueDisclosuresTextBlock" xml:lang="en-US">Fair Value Measurements</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SegmentReportingAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SegmentReportingAbstract" xml:lang="en-US">Segment Reporting [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SegmentReportingAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SegmentReportingAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_SegmentReportingDisclosureTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SegmentReportingDisclosureTextBlock" xml:lang="en-US">Segment Reporting Disclosure [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_SegmentReportingDisclosureTextBlock" xml:lang="en-US">Business Segments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SegmentReportingDisclosureTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_SegmentReportingDisclosureTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentsGeographicalAreasAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SegmentsGeographicalAreasAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SegmentsGeographicalAreasAbstract" xml:lang="en-US">Segments, Geographical Areas [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SegmentsGeographicalAreasAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SegmentsGeographicalAreasAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GeographicInformationTextBlock" xlink:label="loc_0488I88J48KI_pahc_GeographicInformationTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_GeographicInformationTextBlock" xml:lang="en-US">Geographic Information [Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_GeographicInformationTextBlock" xml:lang="en-US">Geographic Information</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_GeographicInformationTextBlock" xml:lang="en-US">Entire disclosure for geographic information.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_GeographicInformationTextBlock" xlink:to="lab_2600K00L60MK_pahc_GeographicInformationTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xml:lang="en-US">Basis of Accounting, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xml:lang="en-US">Principles of Consolidation and Basis of Presentation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ConcentrationRiskCreditRisk"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ConcentrationRiskCreditRisk" xml:lang="en-US">Concentration Risk, Credit Risk, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ConcentrationRiskCreditRisk" xml:lang="en-US">Risks, Uncertainties and Liquidity</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ConcentrationRiskCreditRisk" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ConcentrationRiskCreditRisk"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_0488I88J48KI_us-gaap_UseOfEstimates"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_UseOfEstimates" xml:lang="en-US">Use of Estimates, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_UseOfEstimates" xml:lang="en-US">Use of Estimates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_UseOfEstimates" xlink:to="lab_2600K00L60MK_us-gaap_UseOfEstimates"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RevenueRecognitionPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RevenueRecognitionPolicyTextBlock" xml:lang="en-US">Revenue Recognition, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RevenueRecognitionPolicyTextBlock" xml:lang="en-US">Revenue Recognition</label>
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<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">Cash and Cash Equivalents, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xml:lang="en-US">Cash and Cash Equivalents</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xml:lang="en-US">Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xml:lang="en-US">Accounts Receivable and Allowance for Doubtful Accounts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_InventoryPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InventoryPolicyTextBlock" xml:lang="en-US">Inventory, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InventoryPolicyTextBlock" xml:lang="en-US">Inventories</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InventoryPolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_InventoryPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xml:lang="en-US">Property, Plant and Equipment, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xml:lang="en-US">Property, Plant and Equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InternalUseSoftwarePolicy" xlink:label="loc_0488I88J48KI_us-gaap_InternalUseSoftwarePolicy"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InternalUseSoftwarePolicy" xml:lang="en-US">Internal Use Software, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InternalUseSoftwarePolicy" xml:lang="en-US">Capitalized Software Costs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InternalUseSoftwarePolicy" xlink:to="lab_2600K00L60MK_us-gaap_InternalUseSoftwarePolicy"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DeferredFinancingCostsPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_pahc_DeferredFinancingCostsPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_DeferredFinancingCostsPolicyTextBlock" xml:lang="en-US">Deferred Financing Costs [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_DeferredFinancingCostsPolicyTextBlock" xml:lang="en-US">Deferred Financing Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_DeferredFinancingCostsPolicyTextBlock" xml:lang="en-US">Disclosure of accounting policy for deferred financing costs.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_DeferredFinancingCostsPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_pahc_DeferredFinancingCostsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xml:lang="en-US">Goodwill and Intangible Assets, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xml:lang="en-US">Acquisitions, Intangible Assets and Goodwill</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock" xml:lang="en-US">Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock" xml:lang="en-US">Long-Lived Assets and Goodwill</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xml:lang="en-US">Foreign Currency Transactions and Translations Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xml:lang="en-US">Foreign Currency Translation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xml:lang="en-US">Comprehensive Income, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xml:lang="en-US">Comprehensive Income</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ComprehensiveIncomePolicyPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativesPolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_DerivativesPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DerivativesPolicyTextBlock" xml:lang="en-US">Derivatives, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DerivativesPolicyTextBlock" xml:lang="en-US">Derivative Financial Instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DerivativesPolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_DerivativesPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EnvironmentalLiabilitiesPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_pahc_EnvironmentalLiabilitiesPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_EnvironmentalLiabilitiesPolicyTextBlock" xml:lang="en-US">Environmental Liabilities [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_EnvironmentalLiabilitiesPolicyTextBlock" xml:lang="en-US">Environmental Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_EnvironmentalLiabilitiesPolicyTextBlock" xml:lang="en-US">Disclosure of accounting policy for environmental liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_EnvironmentalLiabilitiesPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_pahc_EnvironmentalLiabilitiesPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_IncomeTaxPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxPolicyTextBlock" xml:lang="en-US">Income Tax, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxPolicyTextBlock" xml:lang="en-US">Income Taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncomeTaxPolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_IncomeTaxPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AdvertisingCostsPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AdvertisingCostsPolicyTextBlock" xml:lang="en-US">Advertising Costs, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AdvertisingCostsPolicyTextBlock" xml:lang="en-US">Advertising</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AdvertisingCostsPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AdvertisingCostsPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="loc_0488I88J48KI_us-gaap_ResearchAndDevelopmentExpensePolicy"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ResearchAndDevelopmentExpensePolicy" xml:lang="en-US">Research and Development Expense, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ResearchAndDevelopmentExpensePolicy" xml:lang="en-US">Research and Development Expenditures</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:to="lab_2600K00L60MK_us-gaap_ResearchAndDevelopmentExpensePolicy"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US">Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xml:lang="en-US">Stock-Based Compensation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_EarningsPerSharePolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerSharePolicyTextBlock" xml:lang="en-US">Earnings Per Share, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EarningsPerSharePolicyTextBlock" xml:lang="en-US">Net Income per Share and Weighted Average Shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_EarningsPerSharePolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US">New Accounting Pronouncements, Policy [Policy Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xml:lang="en-US">New Accounting Standards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xml:lang="en-US">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xml:lang="en-US">Schedule of Net Income per Share and Weighted Average Shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock" xml:lang="en-US">Schedule Of Additional Information Of Statements Of Operations [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock" xml:lang="en-US">Schedule of additional information of statements of operations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock" xml:lang="en-US">Tabular disclosure of additional Information of statements of operations.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_pahc_ScheduleOfAdditionalInformationOfStatementsOfOperationsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock" xlink:label="loc_0488I88J48KI_pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock" xml:lang="en-US">Schedule Of Additional Information Of Balance Sheets [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock" xml:lang="en-US">Schedule of additional information of balance sheets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock" xml:lang="en-US">Tabular disclosure of additional Information of balance sheets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock" xlink:to="lab_2600K00L60MK_pahc_ScheduleOfAdditionalInformationOfBalanceSheetsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xml:lang="en-US">Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xml:lang="en-US">Schedule of acquired assets and liabilities as of the acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfDebtInstrumentsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xml:lang="en-US">Schedule of long term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfDebtInstrumentsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xml:lang="en-US">Schedule of Maturities of Long-term Debt [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xml:lang="en-US">Schedule of aggregate maturities of long term debt</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfStockByClassTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfStockByClassTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfStockByClassTextBlock" xml:lang="en-US">Schedule of Stock by Class [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfStockByClassTextBlock" xml:lang="en-US">Schedule of preferred shares and common shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfStockByClassTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfStockByClassTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xml:lang="en-US">Schedule of weighted-average grant-date fair value of the options</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock" xml:lang="en-US">Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock" xml:lang="en-US">Schedule of changes in projected benefit obligation, plan assets and the funded status</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock" xml:lang="en-US">Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock" xml:lang="en-US">Schedule of accumulated other comprehensive (income) loss related to the pension plan</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xml:lang="en-US">Schedule of Net Benefit Costs [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xml:lang="en-US">Schedule of net periodic pension expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xml:lang="en-US">Schedule of Assumptions Used [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xml:lang="en-US">Schedule of significant actuarial assumptions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAssumptionsUsedTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xml:lang="en-US">Schedule of Expected Benefit Payments [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xml:lang="en-US">Schedule of estimated future benefit payments, including benefits attributable to future service</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of Allocation of Plan Assets [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of weighted-average asset allocation of plan assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfAllocationOfPlanAssetsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of Changes in Fair Value of Plan Assets [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of fair values of the Company's plan assets by asset category</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock" xml:lang="en-US">Schedule of summary of the changes in the fair value of level 3 assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xml:lang="en-US">Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xml:lang="en-US">Schedule of income (loss) before income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xml:lang="en-US">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xml:lang="en-US">Schedule of components of the provision for income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xml:lang="en-US">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xml:lang="en-US">Schedule of reconciliations of the Federal statutory rate to the Company's effective tax rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xml:lang="en-US">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xml:lang="en-US">Schedule of the tax effects of significant temporary differences that comprise deferred tax assets and liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock" xlink:label="loc_0488I88J48KI_pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock" xml:lang="en-US">Schedule Of Deferred Taxes Are Included Consolidated Balance Sheets [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock" xml:lang="en-US">Schedule of deferred taxes included in the line items of the consolidated balance sheets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock" xml:lang="en-US">Tabular disclosure of schedule of deferred taxes are included consolidated balance sheets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock" xlink:to="lab_2600K00L60MK_pahc_ScheduleOfDeferredTaxesAreIncludedConsolidatedBalanceSheetsTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SummaryOfValuationAllowanceTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SummaryOfValuationAllowanceTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SummaryOfValuationAllowanceTextBlock" xml:lang="en-US">Summary of Valuation Allowance [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SummaryOfValuationAllowanceTextBlock" xml:lang="en-US">Schedule of the valuation allowance for deferred tax assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SummaryOfValuationAllowanceTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SummaryOfValuationAllowanceTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xml:lang="en-US">Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xml:lang="en-US">Schedule of the reconciliation of the beginning and ending amount of unrecognized tax benefits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock" xml:lang="en-US">Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock" xml:lang="en-US">Schedule of future minimum lease commitments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfFutureMinimumLeasePaymentsForCapitalLeasesTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xml:lang="en-US">Schedule of Derivative Instruments [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xml:lang="en-US">Schedule of significant outstanding derivatives employed to manage market risk and designated as cash flow hedges</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xml:lang="en-US">Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xml:lang="en-US">Schedule of fair value of derivative instruments based upon pricing models</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xml:lang="en-US">Schedule of changes in the fair value of Level 3 assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xml:lang="en-US">Schedule of information regarding reportable segments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock" xlink:label="loc_0488I88J48KI_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock" xml:lang="en-US">Revenue from External Customers by Geographic Areas [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock" xml:lang="en-US">Schedule of information about geographic operations</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock" xlink:to="lab_2600K00L60MK_us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock" xml:lang="en-US">Long-lived Assets by Geographic Areas [Table Text Block]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock" xml:lang="en-US">Schedule of geographic information regarding property, plant and equipment, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongLivedAssetsByGeographicAreasTableTextBlock"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants" xlink:label="loc_0488I88J48KI_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants" xml:lang="en-US">Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants" xml:lang="en-US">Dilutive effect of stock options</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants" xlink:to="lab_2600K00L60MK_us-gaap_IncrementalCommonSharesAttributableToCallOptionsAndWarrants"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Earnings Per Share, Basic and Diluted [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Net income per share</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xml:lang="en-US">Net income (loss) per share:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_SignificantAccountingPoliciesTable" xlink:label="loc_0488I88J48KI_pahc_SignificantAccountingPoliciesTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_SignificantAccountingPoliciesTable" xml:lang="en-US">Significant Accounting Policies [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_SignificantAccountingPoliciesTable" xml:lang="en-US">Represents information regarding the significant accounting policies of the reporting entity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_SignificantAccountingPoliciesTable" xlink:to="lab_2600K00L60MK_pahc_SignificantAccountingPoliciesTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ConcentrationRiskByBenchmarkAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ConcentrationRiskByBenchmarkAxis" xml:lang="en-US">Concentration Risk Benchmark [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ConcentrationRiskByBenchmarkAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_0488I88J48KI_us-gaap_ConcentrationRiskBenchmarkDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ConcentrationRiskBenchmarkDomain" xml:lang="en-US">Concentration Risk Benchmark [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ConcentrationRiskBenchmarkDomain" xlink:to="lab_2600K00L60MK_us-gaap_ConcentrationRiskBenchmarkDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccountsReceivableMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableMember" xml:lang="en-US">Accounts Receivable [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableMember" xml:lang="en-US">Accounts Receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccountsReceivableMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_SignificantAccountingPoliciesAndNewAccountingStandardsLineItems" xlink:label="loc_0488I88J48KI_pahc_SignificantAccountingPoliciesAndNewAccountingStandardsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_SignificantAccountingPoliciesAndNewAccountingStandardsLineItems" xml:lang="en-US">Significant Accounting Policies And New Accounting Standards [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_SignificantAccountingPoliciesAndNewAccountingStandardsLineItems" xml:lang="en-US">Represents significant accounting policies and new accounting standards of the reporting entity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_SignificantAccountingPoliciesAndNewAccountingStandardsLineItems" xlink:to="lab_2600K00L60MK_pahc_SignificantAccountingPoliciesAndNewAccountingStandardsLineItems"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_NumberOfLargestCustomer" xlink:label="loc_9420FG002J889GFJ4023_pahc_NumberOfLargestCustomer"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_NumberOfLargestCustomer" xml:lang="en-US">Number Of Largest Customer</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_NumberOfLargestCustomer" xml:lang="en-US">Number of largest customers</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_NumberOfLargestCustomer" xml:lang="en-US">Represents the number of largest customers.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_NumberOfLargestCustomer" xlink:to="lab_1642HI224L001IHL6245_pahc_NumberOfLargestCustomer"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_0488I88J48KI_us-gaap_ConcentrationRiskPercentage1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ConcentrationRiskPercentage1" xml:lang="en-US">Concentration Risk, Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ConcentrationRiskPercentage1" xml:lang="en-US">Percentage of accounts receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ConcentrationRiskPercentage1" xlink:to="lab_2600K00L60MK_us-gaap_ConcentrationRiskPercentage1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xml:lang="en-US">Property, Plant and Equipment, Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_0488I88J48KI_us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentTypeDomain" xml:lang="en-US">Property, Plant and Equipment, Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:to="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BuildingAndBuildingImprovementsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BuildingAndBuildingImprovementsMember" xml:lang="en-US">Building and Building Improvements [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BuildingAndBuildingImprovementsMember" xml:lang="en-US">Buildings and improvements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BuildingAndBuildingImprovementsMember" xml:lang="en-US">Building and Improvements</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BuildingAndBuildingImprovementsMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BuildingAndBuildingImprovementsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MachineryAndEquipmentMember" xlink:label="loc_0488I88J48KI_us-gaap_MachineryAndEquipmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_MachineryAndEquipmentMember" xml:lang="en-US">Machinery and Equipment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_MachineryAndEquipmentMember" xml:lang="en-US">Machinery and equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_MachineryAndEquipmentMember" xml:lang="en-US">Machinery and Equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_MachineryAndEquipmentMember" xlink:to="lab_2600K00L60MK_us-gaap_MachineryAndEquipmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComputerSoftwareIntangibleAssetMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ComputerSoftwareIntangibleAssetMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComputerSoftwareIntangibleAssetMember" xml:lang="en-US">Computer Software, Intangible Asset [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComputerSoftwareIntangibleAssetMember" xml:lang="en-US">Computer Software</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ComputerSoftwareIntangibleAssetMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ComputerSoftwareIntangibleAssetMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_0488I88J48KI_us-gaap_RangeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RangeAxis" xml:lang="en-US">Range [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RangeAxis" xlink:to="lab_2600K00L60MK_us-gaap_RangeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RangeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RangeMember" xml:lang="en-US">Range [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RangeMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RangeMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_0488I88J48KI_us-gaap_MinimumMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_MinimumMember" xml:lang="en-US">Minimum [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_MinimumMember" xml:lang="en-US">Minimum</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_MinimumMember" xlink:to="lab_2600K00L60MK_us-gaap_MinimumMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_MaximumMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_MaximumMember" xml:lang="en-US">Maximum [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_MaximumMember" xml:lang="en-US">Maximum</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_MaximumMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_MaximumMember"/>



<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AntidilutiveSecuritiesNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AntidilutiveSecuritiesNameDomain" xml:lang="en-US">Antidilutive Securities, Name [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AntidilutiveSecuritiesNameDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AntidilutiveSecuritiesNameDomain"/>








<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="loc_0488I88J48KI_us-gaap_TypeOfAdoptionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_TypeOfAdoptionMember" xml:lang="en-US">Type of Adoption [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_TypeOfAdoptionMember" xlink:to="lab_2600K00L60MK_us-gaap_TypeOfAdoptionMember"/>




<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_0488I88J48KI_us-gaap_SubsequentEventTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SubsequentEventTypeAxis" xml:lang="en-US">Subsequent Event Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SubsequentEventTypeAxis" xlink:to="lab_2600K00L60MK_us-gaap_SubsequentEventTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SubsequentEventTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SubsequentEventTypeDomain" xml:lang="en-US">Subsequent Event Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SubsequentEventTypeDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SubsequentEventTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_0488I88J48KI_us-gaap_SubsequentEventMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SubsequentEventMember" xml:lang="en-US">Subsequent Event [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_SubsequentEventMember" xml:lang="en-US">Subsequent Event</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SubsequentEventMember" xlink:to="lab_2600K00L60MK_us-gaap_SubsequentEventMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DerivativeInstrumentRiskAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DerivativeInstrumentRiskAxis" xml:lang="en-US">Derivative Instrument [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DerivativeInstrumentRiskAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DerivativeInstrumentRiskAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_0488I88J48KI_us-gaap_DerivativeContractTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeContractTypeDomain" xml:lang="en-US">Derivative Contract [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DerivativeContractTypeDomain" xlink:to="lab_2600K00L60MK_us-gaap_DerivativeContractTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InterestRateSwapMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestRateSwapMember" xml:lang="en-US">Interest Rate Swap [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestRateSwapMember" xml:lang="en-US">Interest Rate Swap</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InterestRateSwapMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InterestRateSwapMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives" xlink:label="loc_0488I88J48KI_us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives" xml:lang="en-US">Property, Plant and Equipment, Estimated Useful Lives</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives" xml:lang="en-US">Estimated useful lives</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives" xlink:to="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentEstimatedUsefulLives"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentDepreciationMethods" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentDepreciationMethods"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentDepreciationMethods" xml:lang="en-US">Property, Plant and Equipment, Depreciation Methods</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentDepreciationMethods" xml:lang="en-US">Depreciation methods</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentDepreciationMethods" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentDepreciationMethods"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetUsefulLife" xml:lang="en-US">Finite-Lived Intangible Asset, Useful Life</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetUsefulLife" xml:lang="en-US">Weighted-Average Useful Life (Years)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetUsefulLife" xml:lang="en-US">Identifiable intangible assets useful life</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationMethod" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationMethod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationMethod" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Method</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationMethod" xml:lang="en-US">Amortization method</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationMethod" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationMethod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xlink:label="loc_0488I88J48KI_us-gaap_ImpairmentOfIntangibleAssetsFinitelived"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xml:lang="en-US">Impairment of Intangible Assets, Finite-lived</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xml:lang="en-US">Impairment of intangible assets related to technology</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ImpairmentOfIntangibleAssetsFinitelived" xlink:to="lab_2600K00L60MK_us-gaap_ImpairmentOfIntangibleAssetsFinitelived"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill" xml:lang="en-US">Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill" xml:lang="en-US">Impairment of intangible assets related to IPR&amp;D</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_0488I88J48KI_invest_DerivativeNotionalAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_invest_DerivativeNotionalAmount" xml:lang="en-US">Derivative, Notional Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_invest_DerivativeNotionalAmount" xml:lang="en-US">Derivative, notional amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_invest_DerivativeNotionalAmount" xlink:to="lab_2600K00L60MK_invest_DerivativeNotionalAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredFinanceCostsNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredFinanceCostsNet" xml:lang="en-US">Debt Issuance Costs, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredFinanceCostsNet" xml:lang="en-US">Debt issuance costs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredFinanceCostsNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredFinanceCostsNet"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_StatementsOfOperationsAdditionalInformationAbstract" xlink:label="loc_0488I88J48KI_pahc_StatementsOfOperationsAdditionalInformationAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_StatementsOfOperationsAdditionalInformationAbstract" xml:lang="en-US">Statements Of Operations Additional Information [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_StatementsOfOperationsAdditionalInformationAbstract" xlink:to="lab_2600K00L60MK_pahc_StatementsOfOperationsAdditionalInformationAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_StatementsOfOperationsAdditionalInformationTable" xlink:label="loc_9420FG002J889GFJ4023_pahc_StatementsOfOperationsAdditionalInformationTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_StatementsOfOperationsAdditionalInformationTable" xml:lang="en-US">Statements Of Operations Additional Information [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_StatementsOfOperationsAdditionalInformationTable" xml:lang="en-US">Schedule of Statements of Operations Additional Information.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_StatementsOfOperationsAdditionalInformationTable" xlink:to="lab_1642HI224L001IHL6245_pahc_StatementsOfOperationsAdditionalInformationTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_0488I88J48KI_us-gaap_LongtermDebtTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LongtermDebtTypeAxis" xml:lang="en-US">Long-term Debt, Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LongtermDebtTypeAxis" xlink:to="lab_2600K00L60MK_us-gaap_LongtermDebtTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongtermDebtTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongtermDebtTypeDomain" xml:lang="en-US">Long-term Debt, Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongtermDebtTypeDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongtermDebtTypeDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_0488I88J48KI_us-gaap_RevolvingCreditFacilityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RevolvingCreditFacilityMember" xml:lang="en-US">Revolving Credit Facility [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_RevolvingCreditFacilityMember" xml:lang="en-US">Revolving credit facility</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_RevolvingCreditFacilityMember" xml:lang="en-US">Credit Facility</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RevolvingCreditFacilityMember" xlink:to="lab_2600K00L60MK_us-gaap_RevolvingCreditFacilityMember"/>














<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_0488I88J48KI_us-gaap_CreditFacilityAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CreditFacilityAxis" xml:lang="en-US">Credit Facility [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CreditFacilityAxis" xlink:to="lab_2600K00L60MK_us-gaap_CreditFacilityAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CreditFacilityDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CreditFacilityDomain" xml:lang="en-US">Credit Facility [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CreditFacilityDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CreditFacilityDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_TermBLoansMember" xlink:label="loc_0488I88J48KI_pahc_TermBLoansMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_TermBLoansMember" xml:lang="en-US">Term B Loans [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_pahc_TermBLoansMember" xml:lang="en-US">Term B loan due April 2021</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_TermBLoansMember" xml:lang="en-US">Term B loan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_TermBLoansMember" xml:lang="en-US">Represents information about Term B loans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_TermBLoansMember" xlink:to="lab_2600K00L60MK_pahc_TermBLoansMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_TermLoanMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_TermLoanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_TermLoanMember" xml:lang="en-US">Term Loan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_TermLoanMember" xml:lang="en-US">Term Loan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_TermLoanMember" xml:lang="en-US">Information of term loan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_TermLoanMember" xlink:to="lab_1642HI224L001IHL6245_pahc_TermLoanMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_StatementsOfOperationsAdditionalInformationLineItems" xlink:label="loc_0488I88J48KI_pahc_StatementsOfOperationsAdditionalInformationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_StatementsOfOperationsAdditionalInformationLineItems" xml:lang="en-US">Statements Of Operations Additional Information [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_StatementsOfOperationsAdditionalInformationLineItems" xml:lang="en-US">Lineotems represents Statements of Operations Additional Information.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_StatementsOfOperationsAdditionalInformationLineItems" xlink:to="lab_2600K00L60MK_pahc_StatementsOfOperationsAdditionalInformationLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InterestExpenseAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseAbstract" xml:lang="en-US">Interest Expense [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseAbstract" xml:lang="en-US">Interest expense, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InterestExpenseAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseOther" xlink:label="loc_0488I88J48KI_us-gaap_InterestExpenseOther"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InterestExpenseOther" xml:lang="en-US">Interest Expense, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InterestExpenseOther" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InterestExpenseOther" xlink:to="lab_2600K00L60MK_us-gaap_InterestExpenseOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestExpenseDebt" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InterestExpenseDebt"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseDebt" xml:lang="en-US">Interest Expense, Debt</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseDebt" xml:lang="en-US">Interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseDebt" xml:lang="en-US">Interest expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseDebt" xml:lang="en-US">Interest expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InterestExpenseDebt" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InterestExpenseDebt"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestAndOtherIncome" xlink:label="loc_0488I88J48KI_us-gaap_InterestAndOtherIncome"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InterestAndOtherIncome" xml:lang="en-US">Interest and Other Income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InterestAndOtherIncome" xml:lang="en-US">Interest (income)</label>
<label xlink:type="resource" xlink:label="lab_2600K00L60MK_us-gaap_InterestAndOtherIncome" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Interest (income)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InterestAndOtherIncome" xlink:to="lab_2600K00L60MK_us-gaap_InterestAndOtherIncome"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestIncomeExpenseNonoperatingNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InterestIncomeExpenseNonoperatingNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestIncomeExpenseNonoperatingNet" xml:lang="en-US">Interest Income (Expense), Nonoperating, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestIncomeExpenseNonoperatingNet" xml:lang="en-US">Interest expense, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InterestIncomeExpenseNonoperatingNet" xml:lang="en-US"></label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InterestIncomeExpenseNonoperatingNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InterestIncomeExpenseNonoperatingNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DepreciationAndAmortizationAbstract" xlink:label="loc_0488I88J48KI_us-gaap_DepreciationAndAmortizationAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DepreciationAndAmortizationAbstract" xml:lang="en-US">Depreciation, Depletion and Amortization [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DepreciationAndAmortizationAbstract" xml:lang="en-US">Depreciation and amortization</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DepreciationAndAmortizationAbstract" xlink:to="lab_2600K00L60MK_us-gaap_DepreciationAndAmortizationAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_Depreciation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Depreciation" xml:lang="en-US">Depreciation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_Depreciation" xml:lang="en-US">Depreciation of property, plant and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_Depreciation" xlink:to="lab_1642HI224L001IHL6245_us-gaap_Depreciation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_0488I88J48KI_us-gaap_AmortizationOfIntangibleAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization of Intangible Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization of intangible assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AmortizationOfIntangibleAssets" xml:lang="en-US">Amortization of intangibles</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AmortizationOfIntangibleAssets" xlink:to="lab_2600K00L60MK_us-gaap_AmortizationOfIntangibleAssets"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AmortizationOfOtherAssets" xlink:label="loc_9420FG002J889GFJ4023_pahc_AmortizationOfOtherAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_AmortizationOfOtherAssets" xml:lang="en-US">Amortization Of Other Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_AmortizationOfOtherAssets" xml:lang="en-US">Amortization of other assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_AmortizationOfOtherAssets" xml:lang="en-US">Represents amortization of other assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_AmortizationOfOtherAssets" xlink:to="lab_1642HI224L001IHL6245_pahc_AmortizationOfOtherAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_0488I88J48KI_us-gaap_ResearchAndDevelopmentExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ResearchAndDevelopmentExpense" xml:lang="en-US">Research and Development Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ResearchAndDevelopmentExpense" xml:lang="en-US">Research and development expenditures</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ResearchAndDevelopmentExpense" xlink:to="lab_2600K00L60MK_us-gaap_ResearchAndDevelopmentExpense"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts" xlink:label="loc_9420FG002J889GFJ4023_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts" xml:lang="en-US">Depreciation And Amortization Of Capitalized Software Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts" xml:lang="en-US">Amortization of capitalized software costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts" xml:lang="en-US">Amortization of capitalized software costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts" xml:lang="en-US">This element represents amount of depreciation of property, plant and equipment includes amortization of capitalized software costs.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts" xlink:to="lab_1642HI224L001IHL6245_pahc_DepreciationAndAmortizationOfCapitalizedSoftwareCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xml:lang="en-US">Expected amortization of intangibles, 2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Two</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xml:lang="en-US">Expected amortization of intangibles, 2019</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Three</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xml:lang="en-US">Expected amortization of intangibles, 2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Four</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xml:lang="en-US">Expected amortization of intangibles, 2021</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xml:lang="en-US">Expected amortization of intangibles, 2022</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xml:lang="en-US">Finite-Lived Intangible Assets, Amortization Expense, after Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xml:lang="en-US">Expected amortization of intangibles, thereafter</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AdditionalInformationOfBalanceSheetsTable" xlink:label="loc_0488I88J48KI_pahc_AdditionalInformationOfBalanceSheetsTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AdditionalInformationOfBalanceSheetsTable" xml:lang="en-US">Additional Information Of Balance Sheets [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AdditionalInformationOfBalanceSheetsTable" xml:lang="en-US">Schedule that describes additional information regarding balance sheet.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AdditionalInformationOfBalanceSheetsTable" xlink:to="lab_2600K00L60MK_pahc_AdditionalInformationOfBalanceSheetsTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LandMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LandMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LandMember" xml:lang="en-US">Land [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LandMember" xml:lang="en-US">Land</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LandMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LandMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AdditionalInformationOfBalanceSheetLineItems" xlink:label="loc_0488I88J48KI_pahc_AdditionalInformationOfBalanceSheetLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AdditionalInformationOfBalanceSheetLineItems" xml:lang="en-US">Additional Information Of Balance Sheet [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AdditionalInformationOfBalanceSheetLineItems" xml:lang="en-US">Schedule that describes additional information regarding statement of operations.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AdditionalInformationOfBalanceSheetLineItems" xlink:to="lab_2600K00L60MK_pahc_AdditionalInformationOfBalanceSheetLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsReceivableNetAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccountsReceivableNetAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableNetAbstract" xml:lang="en-US">Accounts Receivable, Net [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableNetAbstract" xml:lang="en-US">Accounts receivable, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccountsReceivableNetAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccountsReceivableNetAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsReceivableGross" xlink:label="loc_0488I88J48KI_us-gaap_AccountsReceivableGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccountsReceivableGross" xml:lang="en-US">Accounts Receivable, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccountsReceivableGross" xml:lang="en-US">Trade accounts receivable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccountsReceivableGross" xlink:to="lab_2600K00L60MK_us-gaap_AccountsReceivableGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Allowance for Doubtful Accounts Receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Allowance for doubtful accounts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Balance at end of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Balance at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Balance at end of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable" xml:lang="en-US">Allowance for doubtful accounts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccountsReceivableNet" xlink:label="loc_0488I88J48KI_us-gaap_AccountsReceivableNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccountsReceivableNet" xml:lang="en-US">Accounts Receivable, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccountsReceivableNet" xml:lang="en-US">Trade accounts receivable, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccountsReceivableNet" xml:lang="en-US">Trade accounts receivable, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccountsReceivableNet" xlink:to="lab_2600K00L60MK_us-gaap_AccountsReceivableNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xml:lang="en-US">Allowance for Doubtful Accounts Receivable [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xml:lang="en-US">Allowance for doubtful accounts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="loc_0488I88J48KI_us-gaap_ProvisionForDoubtfulAccounts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ProvisionForDoubtfulAccounts" xml:lang="en-US">Provision for Doubtful Accounts</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ProvisionForDoubtfulAccounts" xml:lang="en-US">Provision for bad debts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ProvisionForDoubtfulAccounts" xlink:to="lab_2600K00L60MK_us-gaap_ProvisionForDoubtfulAccounts"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates" xlink:label="loc_9420FG002J889GFJ4023_pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates" xml:lang="en-US">Allowance For Doubtful Accounts Receivable Effect Of Changes In Exchange Rates</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates" xml:lang="en-US">Effect of changes in exchange rates</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates" xml:lang="en-US">Represents the amount of effect of changes in exchanges rates.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates" xlink:to="lab_1642HI224L001IHL6245_pahc_AllowanceForDoubtfulAccountsReceivableEffectOfChangesInExchangeRates"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xlink:label="loc_0488I88J48KI_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xml:lang="en-US">Allowance for Doubtful Accounts Receivable, Recoveries</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xml:lang="en-US">Bad debt write-offs (recovery)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xml:lang="en-US">Bad debt (write-offs) recovery</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xml:lang="en-US">Bad debt write-offs (recovery)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries" xlink:to="lab_2600K00L60MK_us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryNetAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InventoryNetAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InventoryNetAbstract" xml:lang="en-US">Inventory, Net [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InventoryNetAbstract" xml:lang="en-US">Inventories, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InventoryNetAbstract" xml:lang="en-US">Inventories</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InventoryNetAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InventoryNetAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryRawMaterialsNetOfReserves" xlink:label="loc_0488I88J48KI_us-gaap_InventoryRawMaterialsNetOfReserves"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InventoryRawMaterialsNetOfReserves" xml:lang="en-US">Inventory, Raw Materials, Net of Reserves</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InventoryRawMaterialsNetOfReserves" xml:lang="en-US">Raw materials</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InventoryRawMaterialsNetOfReserves" xlink:to="lab_2600K00L60MK_us-gaap_InventoryRawMaterialsNetOfReserves"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InventoryWorkInProcessNetOfReserves"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InventoryWorkInProcessNetOfReserves" xml:lang="en-US">Inventory, Work in Process, Net of Reserves</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InventoryWorkInProcessNetOfReserves" xml:lang="en-US">Work-in-process</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InventoryWorkInProcessNetOfReserves" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InventoryWorkInProcessNetOfReserves"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_0488I88J48KI_us-gaap_InventoryFinishedGoodsNetOfReserves"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InventoryFinishedGoodsNetOfReserves" xml:lang="en-US">Inventory, Finished Goods, Net of Reserves</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InventoryFinishedGoodsNetOfReserves" xml:lang="en-US">Finished goods</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:to="lab_2600K00L60MK_us-gaap_InventoryFinishedGoodsNetOfReserves"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentNetAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNetAbstract" xml:lang="en-US">Property, Plant and Equipment, Net [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNetAbstract" xml:lang="en-US">Property, plant and equipment, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PropertyPlantAndEquipmentNetAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_0488I88J48KI_us-gaap_PropertyPlantAndEquipmentGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentGross" xml:lang="en-US">Property, Plant and Equipment, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentGross" xml:lang="en-US">Property, plant and equipment, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PropertyPlantAndEquipmentGross" xlink:to="lab_2600K00L60MK_us-gaap_PropertyPlantAndEquipmentGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated depreciation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xml:lang="en-US">Accumulated depreciation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xml:lang="en-US">Finite-Lived Intangible Assets by Major Class [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xml:lang="en-US">Finite-Lived Intangible Assets, Major Class Name [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_MedicatedFeedAdditiveProductRegistrationsMember" xlink:label="loc_0488I88J48KI_pahc_MedicatedFeedAdditiveProductRegistrationsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_MedicatedFeedAdditiveProductRegistrationsMember" xml:lang="en-US">Medicated Feed Additive Product Registrations [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_MedicatedFeedAdditiveProductRegistrationsMember" xml:lang="en-US">Medicated feed additive product registrations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_MedicatedFeedAdditiveProductRegistrationsMember" xml:lang="en-US">Represents medicated feed additive product registrations.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_MedicatedFeedAdditiveProductRegistrationsMember" xlink:to="lab_2600K00L60MK_pahc_MedicatedFeedAdditiveProductRegistrationsMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_RightsToSellInInternationalMarketsMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_RightsToSellInInternationalMarketsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_RightsToSellInInternationalMarketsMember" xml:lang="en-US">Rights To Sell In International Markets [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_RightsToSellInInternationalMarketsMember" xml:lang="en-US">Amprolium international marketing rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_RightsToSellInInternationalMarketsMember" xml:lang="en-US">Rights to sell in international markets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_RightsToSellInInternationalMarketsMember" xml:lang="en-US">Represents rights to sell in international markets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_RightsToSellInInternationalMarketsMember" xlink:to="lab_1642HI224L001IHL6245_pahc_RightsToSellInInternationalMarketsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_0488I88J48KI_us-gaap_CustomerRelationshipsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CustomerRelationshipsMember" xml:lang="en-US">Customer Relationships [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CustomerRelationshipsMember" xml:lang="en-US">Customer relationships</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CustomerRelationshipsMember" xlink:to="lab_2600K00L60MK_us-gaap_CustomerRelationshipsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TechnologyBasedIntangibleAssetsMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_TechnologyBasedIntangibleAssetsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_TechnologyBasedIntangibleAssetsMember" xml:lang="en-US">Technology-Based Intangible Assets [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_TechnologyBasedIntangibleAssetsMember" xml:lang="en-US">Technology-related assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_TechnologyBasedIntangibleAssetsMember" xml:lang="en-US">Technology</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_TechnologyBasedIntangibleAssetsMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_TechnologyBasedIntangibleAssetsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DistributionRightsMember" xlink:label="loc_0488I88J48KI_us-gaap_DistributionRightsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DistributionRightsMember" xml:lang="en-US">Distribution Rights [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DistributionRightsMember" xml:lang="en-US">Distribution agreements</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DistributionRightsMember" xlink:to="lab_2600K00L60MK_us-gaap_DistributionRightsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TrademarksAndTradeNamesMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_TrademarksAndTradeNamesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_TrademarksAndTradeNamesMember" xml:lang="en-US">Trademarks and Trade Names [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_TrademarksAndTradeNamesMember" xml:lang="en-US">Trade names, trademarks and other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_TrademarksAndTradeNamesMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_TrademarksAndTradeNamesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InProcessResearchAndDevelopmentMember" xlink:label="loc_0488I88J48KI_us-gaap_InProcessResearchAndDevelopmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_InProcessResearchAndDevelopmentMember" xml:lang="en-US">In Process Research and Development [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_InProcessResearchAndDevelopmentMember" xml:lang="en-US">In-process research and development</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_InProcessResearchAndDevelopmentMember" xlink:to="lab_2600K00L60MK_us-gaap_InProcessResearchAndDevelopmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract" xml:lang="en-US">Intangible Assets, Net (Excluding Goodwill) [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract" xml:lang="en-US">Intangibles, net Cost</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsGross" xml:lang="en-US">Finite-Lived Intangible Assets, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsGross" xml:lang="en-US">Intangibles</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="lab_2600K00L60MK_us-gaap_FiniteLivedIntangibleAssetsGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Finite-Lived Intangible Assets, Accumulated Amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Accumulated amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xml:lang="en-US">Accumulated amortization</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillRollForward" xlink:label="loc_0488I88J48KI_us-gaap_GoodwillRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_GoodwillRollForward" xml:lang="en-US">Goodwill [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_GoodwillRollForward" xml:lang="en-US">Goodwill roll-forward</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_GoodwillRollForward" xlink:to="lab_2600K00L60MK_us-gaap_GoodwillRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_GoodwillPurchaseAccountingAdjustments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GoodwillPurchaseAccountingAdjustments" xml:lang="en-US">Goodwill, Purchase Accounting Adjustments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GoodwillPurchaseAccountingAdjustments" xml:lang="en-US">Purchase price allocation correction</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_GoodwillPurchaseAccountingAdjustments" xlink:to="lab_1642HI224L001IHL6245_us-gaap_GoodwillPurchaseAccountingAdjustments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod" xlink:label="loc_0488I88J48KI_us-gaap_GoodwillAcquiredDuringPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_GoodwillAcquiredDuringPeriod" xml:lang="en-US">Goodwill, Acquired During Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_GoodwillAcquiredDuringPeriod" xml:lang="en-US">MVP acquisition</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_GoodwillAcquiredDuringPeriod" xlink:to="lab_2600K00L60MK_us-gaap_GoodwillAcquiredDuringPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherAssetsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsAbstract" xml:lang="en-US">Other Assets [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsAbstract" xml:lang="en-US">Other assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherAssetsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_NotesReceivableAcquisition" xlink:label="loc_0488I88J48KI_pahc_NotesReceivableAcquisition"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_NotesReceivableAcquisition" xml:lang="en-US">Notes Receivable Acquisition</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_NotesReceivableAcquisition" xml:lang="en-US">Acquisition-related note receivable</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_NotesReceivableAcquisition" xml:lang="en-US">Represents amount related to notes receivable acquisition.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_NotesReceivableAcquisition" xlink:to="lab_2600K00L60MK_pahc_NotesReceivableAcquisition"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EquityMethodInvestments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EquityMethodInvestments" xml:lang="en-US">Equity Method Investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EquityMethodInvestments" xml:lang="en-US">Equity method investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EquityMethodInvestments" xml:lang="en-US">Equity method investments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EquityMethodInvestments" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EquityMethodInvestments"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_InsuranceInvestment" xlink:label="loc_0488I88J48KI_pahc_InsuranceInvestment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_InsuranceInvestment" xml:lang="en-US">Insurance Investment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_InsuranceInvestment" xml:lang="en-US">Insurance investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_InsuranceInvestment" xml:lang="en-US">Represents the insurance investment.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_InsuranceInvestment" xlink:to="lab_2600K00L60MK_pahc_InsuranceInvestment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredFinanceCostsNoncurrentNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredFinanceCostsNoncurrentNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredFinanceCostsNoncurrentNet" xml:lang="en-US">Deferred Finance Costs, Noncurrent, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredFinanceCostsNoncurrentNet" xml:lang="en-US">Deferred financing fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredFinanceCostsNoncurrentNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredFinanceCostsNoncurrentNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xml:lang="en-US">Deferred Tax Assets, Net, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xml:lang="en-US">Deferred income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xml:lang="en-US">Deferred taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsLiabilitiesNetNoncurrent"/>





<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_Other" xlink:label="loc_0488I88J48KI_pahc_Other"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_Other" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_Other" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_Other" xml:lang="en-US">Represents other assets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_Other" xlink:to="lab_2600K00L60MK_pahc_Other"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract" xml:lang="en-US">Accrued Liabilities and Other Liabilities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract" xml:lang="en-US">Accrued expenses and other current liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccruedLiabilitiesAndOtherLiabilitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_0488I88J48KI_us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EmployeeRelatedLiabilitiesCurrent" xml:lang="en-US">Employee-related Liabilities, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EmployeeRelatedLiabilitiesCurrent" xml:lang="en-US">Employee related</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:to="lab_2600K00L60MK_us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccruedSalesCommissionCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccruedSalesCommissionCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedSalesCommissionCurrent" xml:lang="en-US">Accrued Sales Commission, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedSalesCommissionCurrent" xml:lang="en-US">Commissions and rebates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccruedSalesCommissionCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccruedSalesCommissionCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccruedInsuranceCurrent" xlink:label="loc_0488I88J48KI_us-gaap_AccruedInsuranceCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccruedInsuranceCurrent" xml:lang="en-US">Accrued Insurance, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccruedInsuranceCurrent" xml:lang="en-US">Insurance related</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccruedInsuranceCurrent" xml:lang="en-US">Insurance premiums and casualty claims</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccruedInsuranceCurrent" xlink:to="lab_2600K00L60MK_us-gaap_AccruedInsuranceCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccruedProfessionalFeesCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccruedProfessionalFeesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedProfessionalFeesCurrent" xml:lang="en-US">Accrued Professional Fees, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccruedProfessionalFeesCurrent" xml:lang="en-US">Professional fees</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccruedProfessionalFeesCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccruedProfessionalFeesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_TaxesPayableCurrent" xlink:label="loc_0488I88J48KI_us-gaap_TaxesPayableCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_TaxesPayableCurrent" xml:lang="en-US">Taxes Payable, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_TaxesPayableCurrent" xml:lang="en-US">Income and other taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_TaxesPayableCurrent" xlink:to="lab_2600K00L60MK_us-gaap_TaxesPayableCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent" xml:lang="en-US">Business Combination, Contingent Consideration, Liability, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent" xml:lang="en-US">Deferred consideration on acquisitions</label>
<label xlink:type="resource" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Contingent consideration on acquisitions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_0488I88J48KI_us-gaap_OtherLiabilitiesCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherLiabilitiesCurrent" xml:lang="en-US">Other Liabilities, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherLiabilitiesCurrent" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherLiabilitiesCurrent" xlink:to="lab_2600K00L60MK_us-gaap_OtherLiabilitiesCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLiabilitiesAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherLiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesAbstract" xml:lang="en-US">Other Liabilities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesAbstract" xml:lang="en-US">Other liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherLiabilitiesAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherLiabilitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent" xlink:label="loc_0488I88J48KI_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent" xml:lang="en-US">Pension and Other Postretirement and Postemployment Benefit Plans, Liabilities, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent" xml:lang="en-US">U.S. pension plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent" xml:lang="en-US">Pension and other retirement benefits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent" xlink:to="lab_2600K00L60MK_us-gaap_PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_InternationalRetirementPlans" xlink:label="loc_9420FG002J889GFJ4023_pahc_InternationalRetirementPlans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_InternationalRetirementPlans" xml:lang="en-US">International Retirement Plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_InternationalRetirementPlans" xml:lang="en-US">International retirement plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_InternationalRetirementPlans" xml:lang="en-US">It represent amount of International retirement plans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_InternationalRetirementPlans" xlink:to="lab_1642HI224L001IHL6245_pahc_InternationalRetirementPlans"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent" xlink:label="loc_0488I88J48KI_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent" xml:lang="en-US">Other Postretirement Defined Benefit Plan, Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent" xml:lang="en-US">Supplemental retirement benefits, deferred compensation and other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent" xlink:to="lab_2600K00L60MK_us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesCurrentAndNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxLiabilitiesNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesNoncurrent" xml:lang="en-US">Deferred Tax Liabilities, Net, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesNoncurrent" xml:lang="en-US">Long term and deferred income taxes</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="loc_0488I88J48KI_us-gaap_BusinessCombinationContingentConsiderationLiability"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xml:lang="en-US">Business Combination, Contingent Consideration, Liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xml:lang="en-US">Contingent liability</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xml:lang="en-US">Contingent consideration on acquisitions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xml:lang="en-US">Balance, June 30, 2016</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xml:lang="en-US">Balance, June 30, 2017</label>
<label xlink:type="resource" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Contingent consideration on acquisitions</label>
<label xlink:type="resource" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xml:lang="en-US">Balance, June 30, 2016</label>
<label xlink:type="resource" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xml:lang="en-US">Balance, June 30, 2017</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:to="lab_2600K00L60MK_us-gaap_BusinessCombinationContingentConsiderationLiability"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAccruedLiabilitiesNoncurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherAccruedLiabilitiesNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAccruedLiabilitiesNoncurrent" xml:lang="en-US">Other Accrued Liabilities, Noncurrent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherAccruedLiabilitiesNoncurrent" xml:lang="en-US">Other long term liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherAccruedLiabilitiesNoncurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherAccruedLiabilitiesNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:label="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xml:lang="en-US">Accumulated other comprehensive income (loss)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:to="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xml:lang="en-US">Derivative instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xml:lang="en-US">Derivative instruments, net of income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xml:lang="en-US">Net unrecognized gains on derivative instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:label="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xml:lang="en-US">Foreign currency translation adjustment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:to="lab_2600K00L60MK_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Unrecognized net pension gains (losses)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Unrecognized net pension gains (losses), net of income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Balance at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Balance at end of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xml:lang="en-US">Unrecognized net pension gains (losses)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments" xlink:label="loc_0488I88J48KI_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments" xml:lang="en-US">Accumulated Other Comprehensive Income Loss Income Tax Provision Benefit On Derivative Instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments" xml:lang="en-US">(Provision) benefit for income taxes on derivative instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments" xml:lang="en-US">Accumulated amount of Income tax (provision) benefit on derivative instruments.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments" xlink:to="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnDerivativeInstruments"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans" xlink:label="loc_9420FG002J889GFJ4023_pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans" xml:lang="en-US">Income Tax Provision Benefit On Long-Term Intercompany Loans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans" xml:lang="en-US">(Provision) benefit for incomes taxes on long-term intercompany investments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans" xml:lang="en-US">Income tax (provision) benefit on long-term intercompany loans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans" xlink:to="lab_1642HI224L001IHL6245_pahc_IncomeTaxProvisionBenefitOnLong-TermIntercompanyLoans"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses" xlink:label="loc_0488I88J48KI_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses" xml:lang="en-US">Accumulated Other Comprehensive Income Loss Income Tax Provision Benefit On Pension Gains Losses</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses" xml:lang="en-US">(Provision) benefit for income taxes on pension gains (losses)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses" xml:lang="en-US">accumulated amount of income tax (provision) benefit on pension gains (losses).</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses" xlink:to="lab_2600K00L60MK_pahc_AccumulatedOtherComprehensiveIncomeLossIncomeTaxProvisionBenefitOnPensionGainsLosses"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_StatementBusinessSegmentsAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StatementBusinessSegmentsAxis" xml:lang="en-US">Segments [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_StatementBusinessSegmentsAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_StatementBusinessSegmentsAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_0488I88J48KI_us-gaap_SegmentDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SegmentDomain" xml:lang="en-US">Segments [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SegmentDomain" xlink:to="lab_2600K00L60MK_us-gaap_SegmentDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AnimalHealthMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_AnimalHealthMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_AnimalHealthMember" xml:lang="en-US">Animal Health [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_AnimalHealthMember" xml:lang="en-US">Animal Health</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_AnimalHealthMember" xml:lang="en-US">Represents information of segment Animal health.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_AnimalHealthMember" xlink:to="lab_1642HI224L001IHL6245_pahc_AnimalHealthMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xlink:label="loc_0488I88J48KI_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xml:lang="en-US">Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xml:lang="en-US">Accumulated depreciation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation" xlink:to="lab_2600K00L60MK_us-gaap_CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConstructionInProgressGross" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ConstructionInProgressGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ConstructionInProgressGross" xml:lang="en-US">Construction in Progress, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ConstructionInProgressGross" xml:lang="en-US">Construction-in-progress</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ConstructionInProgressGross" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ConstructionInProgressGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xml:lang="en-US">Schedule of Business Acquisitions, by Acquisition [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessAcquisitionAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessAcquisitionAxis" xml:lang="en-US">Business Acquisition [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessAcquisitionAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessAcquisitionAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_0488I88J48KI_us-gaap_BusinessAcquisitionAcquireeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BusinessAcquisitionAcquireeDomain" xml:lang="en-US">Business Acquisition, Acquiree [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BusinessAcquisitionAcquireeDomain" xlink:to="lab_2600K00L60MK_us-gaap_BusinessAcquisitionAcquireeDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_MvpLaboratoriesIncMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_MvpLaboratoriesIncMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_MvpLaboratoriesIncMember" xml:lang="en-US">Mvp Laboratories Inc [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_MvpLaboratoriesIncMember" xml:lang="en-US">MVP</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_MvpLaboratoriesIncMember" xml:lang="en-US">Represents MVP Laboratories, Inc..</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_MvpLaboratoriesIncMember" xlink:to="lab_1642HI224L001IHL6245_pahc_MvpLaboratoriesIncMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_0488I88J48KI_us-gaap_BusinessAcquisitionLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BusinessAcquisitionLineItems" xml:lang="en-US">Business Acquisition [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BusinessAcquisitionLineItems" xlink:to="lab_2600K00L60MK_us-gaap_BusinessAcquisitionLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNetAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNetAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNetAbstract" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNetAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNetAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet" xlink:label="loc_0488I88J48KI_pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet" xml:lang="en-US">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Working Capital Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet" xml:lang="en-US">Working capital, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet" xml:lang="en-US">Represents Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Working capital net.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet" xlink:to="lab_2600K00L60MK_pahc_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedWorkingCapitalNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xml:lang="en-US">Property, plant and equipment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:label="loc_0488I88J48KI_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xml:lang="en-US">Definite-lived intangible assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles" xlink:to="lab_2600K00L60MK_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xml:lang="en-US">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xml:lang="en-US">Net assets acquired</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:label="loc_0488I88J48KI_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xml:lang="en-US">Business Acquisition, Transaction Costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xml:lang="en-US">Acquisition-related transaction costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xml:lang="en-US">Transaction expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:to="lab_2600K00L60MK_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xml:lang="en-US">Acquired Finite-lived Intangible Assets, Weighted Average Useful Life</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xml:lang="en-US">Intangible asset useful life</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:to="lab_1642HI224L001IHL6245_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_0488I88J48KI_us-gaap_DebtInstrumentTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DebtInstrumentTable" xml:lang="en-US">Schedule of Long-term Debt Instruments [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DebtInstrumentTable" xlink:to="lab_2600K00L60MK_us-gaap_DebtInstrumentTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CapitalLeaseObligationsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CapitalLeaseObligationsMember" xml:lang="en-US">Capital Lease Obligations [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CapitalLeaseObligationsMember" xml:lang="en-US">Capitalized lease obligations</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CapitalLeaseObligationsMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CapitalLeaseObligationsMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_TermALoansMember" xlink:label="loc_0488I88J48KI_pahc_TermALoansMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_TermALoansMember" xml:lang="en-US">Term A Loans [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_pahc_TermALoansMember" xml:lang="en-US">Term A Loan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_TermALoansMember" xml:lang="en-US">Term A Loan due June 2022</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_TermALoansMember" xml:lang="en-US">Represents information about Term A loans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_TermALoansMember" xlink:to="lab_2600K00L60MK_pahc_TermALoansMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentLineItems" xml:lang="en-US">Debt Instrument [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xlink:label="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Including Current Maturities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xml:lang="en-US">Long-term debt including current maturities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities" xlink:to="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentUnamortizedDiscount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentUnamortizedDiscount" xml:lang="en-US">Debt Instrument, Unamortized Discount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentUnamortizedDiscount" xml:lang="en-US">Unamortized debt discount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentUnamortizedDiscount" xml:lang="en-US">Unamortized debt issuance costs and debt discount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentUnamortizedDiscount" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentUnamortizedDiscount"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount" xlink:label="loc_0488I88J48KI_pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount" xml:lang="en-US">Long Term Debt And Capital Lease Obligations Less Unamortized Debt Discount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount" xml:lang="en-US">Long-term debt after unamortized debt discount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount" xml:lang="en-US">Amount of long-term debt and capital lease obligations including current maturities less unamortized debt discount.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount" xlink:to="lab_2600K00L60MK_pahc_LongTermDebtAndCapitalLeaseObligationsLessUnamortizedDebtDiscount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xml:lang="en-US">Less: current maturities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Repayments of Principal in Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths" xml:lang="en-US">2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths" xlink:to="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo" xml:lang="en-US">2019</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree" xml:lang="en-US">2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree" xlink:to="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour" xml:lang="en-US">2021</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive" xml:lang="en-US">Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive" xml:lang="en-US">2022</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive" xlink:to="lab_2600K00L60MK_us-gaap_LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AgreementAxis" xlink:label="loc_9420FG002J889GFJ4023_pahc_AgreementAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_AgreementAxis" xml:lang="en-US">Agreement [Axis]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_AgreementAxis" xml:lang="en-US">Represents an information associated with different types of agreements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_AgreementAxis" xlink:to="lab_1642HI224L001IHL6245_pahc_AgreementAxis"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AgreementDomain" xlink:label="loc_0488I88J48KI_pahc_AgreementDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AgreementDomain" xml:lang="en-US">Agreement [Domain]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AgreementDomain" xml:lang="en-US">Represents an information associated with different types of agreements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AgreementDomain" xlink:to="lab_2600K00L60MK_pahc_AgreementDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_CreditAgreementMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_CreditAgreementMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_CreditAgreementMember" xml:lang="en-US">Credit Agreement [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_CreditAgreementMember" xml:lang="en-US">Delete</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_CreditAgreementMember" xml:lang="en-US">Credit Agreement</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_CreditAgreementMember" xml:lang="en-US">Represents of the types of agreements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_CreditAgreementMember" xlink:to="lab_1642HI224L001IHL6245_pahc_CreditAgreementMember"/>










<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_TermALoansAndRevolvingCreditFacilityMember" xlink:label="loc_0488I88J48KI_pahc_TermALoansAndRevolvingCreditFacilityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_TermALoansAndRevolvingCreditFacilityMember" xml:lang="en-US">Term A Loans And Revolving Credit Facility [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_TermALoansAndRevolvingCreditFacilityMember" xml:lang="en-US">Term A Loans And Revolving Credit Facility</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_TermALoansAndRevolvingCreditFacilityMember" xml:lang="en-US">Represents information related to term A loans and revolving credit facility.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_TermALoansAndRevolvingCreditFacilityMember" xlink:to="lab_2600K00L60MK_pahc_TermALoansAndRevolvingCreditFacilityMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_VariableRateAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_VariableRateAxis" xml:lang="en-US">Variable Rate [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_VariableRateAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_VariableRateAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_0488I88J48KI_us-gaap_VariableRateDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_VariableRateDomain" xml:lang="en-US">Variable Rate [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_VariableRateDomain" xlink:to="lab_2600K00L60MK_us-gaap_VariableRateDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FederalFundsEffectiveSwapRateMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FederalFundsEffectiveSwapRateMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FederalFundsEffectiveSwapRateMember" xml:lang="en-US">Federal Funds Effective Swap Rate [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FederalFundsEffectiveSwapRateMember" xml:lang="en-US">Federal Funds Effective Rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FederalFundsEffectiveSwapRateMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FederalFundsEffectiveSwapRateMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BaseRateMember" xlink:label="loc_0488I88J48KI_us-gaap_BaseRateMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BaseRateMember" xml:lang="en-US">Base Rate [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_BaseRateMember" xml:lang="en-US">Base Rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BaseRateMember" xlink:to="lab_2600K00L60MK_us-gaap_BaseRateMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LondonInterbankOfferedRateLIBORMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LondonInterbankOfferedRateLIBORMember" xml:lang="en-US">London Interbank Offered Rate (LIBOR) [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LondonInterbankOfferedRateLIBORMember" xml:lang="en-US">LIBOR</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LondonInterbankOfferedRateLIBORMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PrimeRateMember" xlink:label="loc_0488I88J48KI_us-gaap_PrimeRateMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PrimeRateMember" xml:lang="en-US">Prime Rate [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_PrimeRateMember" xml:lang="en-US">Prime Rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PrimeRateMember" xlink:to="lab_2600K00L60MK_us-gaap_PrimeRateMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_9420FG002J889GFJ4023_dei_LegalEntityAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_dei_LegalEntityAxis" xml:lang="en-US">Legal Entity [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_dei_LegalEntityAxis" xlink:to="lab_1642HI224L001IHL6245_dei_LegalEntityAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="loc_0488I88J48KI_dei_EntityDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_dei_EntityDomain" xml:lang="en-US">Entity [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_dei_EntityDomain" xlink:to="lab_2600K00L60MK_dei_EntityDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SubsidiariesMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SubsidiariesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SubsidiariesMember" xml:lang="en-US">Subsidiaries [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SubsidiariesMember" xml:lang="en-US">Israel subsidiaries</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SubsidiariesMember" xml:lang="en-US">Mayflower, Teva and BFI</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SubsidiariesMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SubsidiariesMember"/>





<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_BfiCoLlcMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_BfiCoLlcMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_BfiCoLlcMember" xml:lang="en-US">Bfi Co Llc [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_BfiCoLlcMember" xml:lang="en-US">BFI Co., LLC ("BFI")</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_BfiCoLlcMember" xml:lang="en-US">Name of the legal entity.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_BfiCoLlcMember" xlink:to="lab_1642HI224L001IHL6245_pahc_BfiCoLlcMember"/>



<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ExtinguishmentOfDebtTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ExtinguishmentOfDebtTypeDomain" xml:lang="en-US">Extinguishment of Debt, Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ExtinguishmentOfDebtTypeDomain"/>










<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_0488I88J48KI_us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DebtInstrumentInterestRateStatedPercentage" xml:lang="en-US">Debt Instrument, Interest Rate, Stated Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DebtInstrumentInterestRateStatedPercentage" xml:lang="en-US">Percentage of interest rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="lab_2600K00L60MK_us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentFaceAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentFaceAmount" xml:lang="en-US">Debt Instrument, Face Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentFaceAmount" xml:lang="en-US">Amount of loan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentFaceAmount" xml:lang="en-US">Term loan payable</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentFaceAmount" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentFaceAmount"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentMaturityDateDescription" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentMaturityDateDescription"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentMaturityDateDescription" xml:lang="en-US">Debt Instrument, Maturity Date, Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentMaturityDateDescription" xml:lang="en-US">Maturity dates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentMaturityDateDescription" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentMaturityDateDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentInterestRateBasisForEffectiveRate" xlink:label="loc_0488I88J48KI_us-gaap_DebtInstrumentInterestRateBasisForEffectiveRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DebtInstrumentInterestRateBasisForEffectiveRate" xml:lang="en-US">Debt Instrument, Interest Rate, Basis for Effective Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DebtInstrumentInterestRateBasisForEffectiveRate" xml:lang="en-US">Basis for effective rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DebtInstrumentInterestRateBasisForEffectiveRate" xlink:to="lab_2600K00L60MK_us-gaap_DebtInstrumentInterestRateBasisForEffectiveRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateDescription" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LineOfCreditFacilityInterestRateDescription"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LineOfCreditFacilityInterestRateDescription" xml:lang="en-US">Line of Credit Facility, Interest Rate Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LineOfCreditFacilityInterestRateDescription" xml:lang="en-US">Interest rate, description</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LineOfCreditFacilityInterestRateDescription" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LineOfCreditFacilityInterestRateDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:label="loc_0488I88J48KI_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xml:lang="en-US">Line of Credit Facility, Interest Rate at Period End</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xml:lang="en-US">Applicable interest rates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:to="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentCovenantDescription" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentCovenantDescription"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentCovenantDescription" xml:lang="en-US">Debt Instrument, Covenant Description</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentCovenantDescription" xml:lang="en-US">Covenant requirement, permitted leverage ratio</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentCovenantDescription" xml:lang="en-US">Senior secured funded debt to EBITDA ratio used for interest elections</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentCovenantDescription" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentCovenantDescription"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="loc_0488I88J48KI_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xml:lang="en-US">Line of Credit Facility, Remaining Borrowing Capacity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xml:lang="en-US">Aggregate available credit facilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xml:lang="en-US">Amount available for borrowings</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="lab_2600K00L60MK_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xml:lang="en-US">Debt Instrument, Basis Spread on Variable Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xml:lang="en-US">Percentage of basis spread on variable rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit" xlink:label="loc_0488I88J48KI_us-gaap_ProceedsFromLinesOfCredit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromLinesOfCredit" xml:lang="en-US">Proceeds from Lines of Credit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ProceedsFromLinesOfCredit" xml:lang="en-US">Proceeds from credit facilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ProceedsFromLinesOfCredit" xlink:to="lab_2600K00L60MK_us-gaap_ProceedsFromLinesOfCredit"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtWeightedAverageInterestRate" xlink:label="loc_0488I88J48KI_us-gaap_DebtWeightedAverageInterestRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DebtWeightedAverageInterestRate" xml:lang="en-US">Debt, Weighted Average Interest Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DebtWeightedAverageInterestRate" xml:lang="en-US">Weighted-average interest rates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DebtWeightedAverageInterestRate" xlink:to="lab_2600K00L60MK_us-gaap_DebtWeightedAverageInterestRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfStockByClassTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfStockByClassTable" xml:lang="en-US">Schedule of Stock by Class [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfStockByClassTable" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfStockByClassTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ClassOfStockLineItems" xlink:label="loc_0488I88J48KI_us-gaap_ClassOfStockLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ClassOfStockLineItems" xml:lang="en-US">Class of Stock [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ClassOfStockLineItems" xlink:to="lab_2600K00L60MK_us-gaap_ClassOfStockLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CommonStockVotingRights" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CommonStockVotingRights"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockVotingRights" xml:lang="en-US">Common Stock, Voting Rights</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CommonStockVotingRights" xml:lang="en-US">Common stock holder entiltled to vote per share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CommonStockVotingRights" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CommonStockVotingRights"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_PercentageOfMaximumCommonStockOutstandingShares" xlink:label="loc_0488I88J48KI_pahc_PercentageOfMaximumCommonStockOutstandingShares"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_PercentageOfMaximumCommonStockOutstandingShares" xml:lang="en-US">Percentage Of Maximum Common Stock Outstanding Shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_PercentageOfMaximumCommonStockOutstandingShares" xml:lang="en-US">BFI ownership percentage at which the remaining Class B shares would convert to Class A</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_PercentageOfMaximumCommonStockOutstandingShares" xml:lang="en-US">This element represents BFI ownership percentage at which the remaining Class B shares would convert to Class A.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_PercentageOfMaximumCommonStockOutstandingShares" xlink:to="lab_2600K00L60MK_pahc_PercentageOfMaximumCommonStockOutstandingShares"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xml:lang="en-US">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_0488I88J48KI_us-gaap_AwardTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AwardTypeAxis" xml:lang="en-US">Award Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AwardTypeAxis" xlink:to="lab_2600K00L60MK_us-gaap_AwardTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xml:lang="en-US">Equity Award [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_0488I88J48KI_us-gaap_EmployeeStockOptionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Employee Stock Option [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Employee Stock Option</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EmployeeStockOptionMember" xml:lang="en-US">Stock Option</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EmployeeStockOptionMember" xlink:to="lab_2600K00L60MK_us-gaap_EmployeeStockOptionMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xml:lang="en-US">Shares</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:to="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Outstanding option shares</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Outstanding, June 30, 2016</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xml:lang="en-US">Outstanding, June 30, 2017</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_0488I88J48KI_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Exercise of stock options and warrant (in shares)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xml:lang="en-US">Exercised</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="lab_2600K00L60MK_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xml:lang="en-US">Exercisable, June 30, 2017</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xml:lang="en-US">Weighted- Average Exercise Price Per Share</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:to="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding, June 30, 2014</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding, June 30, 2016</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xml:lang="en-US">Outstanding, June 30, 2017</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xml:lang="en-US">Exercised</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:to="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xml:lang="en-US">Exercisable, June 30, 2017</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PlanNameAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PlanNameAxis" xml:lang="en-US">Plan Name [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PlanNameAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PlanNameAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="loc_0488I88J48KI_us-gaap_PlanNameDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PlanNameDomain" xml:lang="en-US">Plan Name [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PlanNameDomain" xlink:to="lab_2600K00L60MK_us-gaap_PlanNameDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_IncentivePlan2008Member" xlink:label="loc_9420FG002J889GFJ4023_pahc_IncentivePlan2008Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_IncentivePlan2008Member" xml:lang="en-US">Incentive Plan 2008 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_IncentivePlan2008Member" xml:lang="en-US">2008 Incentive Plan (the "Incentive Plan")</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_IncentivePlan2008Member" xml:lang="en-US">Represents incentive plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_IncentivePlan2008Member" xlink:to="lab_1642HI224L001IHL6245_pahc_IncentivePlan2008Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xml:lang="en-US">Stock options, stock awards and other incentives authorized amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:to="lab_2600K00L60MK_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_0488I88J48KI_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xml:lang="en-US">Weighted average remaining contractual life</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:to="lab_2600K00L60MK_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xml:lang="en-US">Aggregate intrinsic value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xml:lang="en-US">Schedule of Related Party Transactions, by Related Party [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xml:lang="en-US">Related Party [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_0488I88J48KI_us-gaap_RelatedPartyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RelatedPartyDomain" xml:lang="en-US">Related Party [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RelatedPartyDomain" xlink:to="lab_2600K00L60MK_us-gaap_RelatedPartyDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ImmediateFamilyMemberOfManagementOrPrincipalOwnerMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ImmediateFamilyMemberOfManagementOrPrincipalOwnerMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ImmediateFamilyMemberOfManagementOrPrincipalOwnerMember" xml:lang="en-US">Immediate Family Member of Management or Principal Owner [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ImmediateFamilyMemberOfManagementOrPrincipalOwnerMember" xml:lang="en-US">Mr. Bendheim</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ImmediateFamilyMemberOfManagementOrPrincipalOwnerMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ImmediateFamilyMemberOfManagementOrPrincipalOwnerMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:label="loc_0488I88J48KI_us-gaap_RelatedPartyTransactionAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionAxis" xml:lang="en-US">Related Party Transaction [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RelatedPartyTransactionAxis" xlink:to="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionDomain" xml:lang="en-US">Related Party Transaction [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_CompensationAndBenefitForServicesMember" xlink:label="loc_0488I88J48KI_pahc_CompensationAndBenefitForServicesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_CompensationAndBenefitForServicesMember" xml:lang="en-US">Compensation And Benefit For Services [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_CompensationAndBenefitForServicesMember" xml:lang="en-US">Compensation and benefit for services provided</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_CompensationAndBenefitForServicesMember" xml:lang="en-US">Represents the compensations and benefit received by the employee or consultants for the services provided by them.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_CompensationAndBenefitForServicesMember" xlink:to="lab_2600K00L60MK_pahc_CompensationAndBenefitForServicesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionLineItems" xml:lang="en-US">Related Party Transaction [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RelatedPartyTransactionLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RelatedPartyTransactionLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:label="loc_0488I88J48KI_us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionAmountsOfTransaction" xml:lang="en-US">Related Party Transaction, Amounts of Transaction</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionAmountsOfTransaction" xml:lang="en-US">Aggregate compensation and benefits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:to="lab_2600K00L60MK_us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xml:lang="en-US">Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xml:lang="en-US">Change in projected benefit obligation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanBenefitObligation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanBenefitObligation" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanBenefitObligation" xml:lang="en-US">Projected benefit obligation at beginning of year</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanBenefitObligation" xml:lang="en-US">Projected benefit obligation at end of year</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanBenefitObligation" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanBenefitObligation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanServiceCost"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanServiceCost" xml:lang="en-US">Defined Benefit Plan, Service Cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanServiceCost" xml:lang="en-US">Service cost-benefits earned during the year</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanServiceCost" xml:lang="en-US">Service cost</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanServiceCost" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanServiceCost"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanInterestCost"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanInterestCost" xml:lang="en-US">Defined Benefit Plan, Interest Cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanInterestCost" xml:lang="en-US">Interest cost on benefit obligation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanInterestCost" xml:lang="en-US">Interest cost</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanInterestCost" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanInterestCost"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, Benefits Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid" xml:lang="en-US">Benefits paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid" xml:lang="en-US">Benefits paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanActuarialGainLoss"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActuarialGainLoss" xml:lang="en-US">Defined Benefit Plan, Actuarial Gain (Loss)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActuarialGainLoss" xml:lang="en-US">Current period net actuarial loss (gain)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActuarialGainLoss" xml:lang="en-US">Actuarial (gain) loss</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanActuarialGainLoss" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActuarialGainLoss"/>










<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xml:lang="en-US">Partial settlement of pension plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xml:lang="en-US">Settlement expense (income)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xml:lang="en-US">Settlement payments</label>
<label xlink:type="resource" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Settlement payments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xml:lang="en-US">Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xml:lang="en-US">Change in Fair Value Level 3 assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xml:lang="en-US">Change in plan assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Defined Benefit Plan, Fair Value of Plan Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Fair values of plan assets by asset category</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Fair value of plan assets at beginning of year</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xml:lang="en-US">Fair value of plan assets at end of year</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xml:lang="en-US">Defined Benefit Plan, Actual Return on Plan Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xml:lang="en-US">Actual return on plan assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanContributionsByEmployer" xml:lang="en-US">Defined Benefit Plan, Contributions by Employer</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanContributionsByEmployer" xml:lang="en-US">Employer contributions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanContributionsByEmployer" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Benefits Paid</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid" xml:lang="en-US">Benefits paid</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanSettlementsPlanAssets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanSettlementsPlanAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsPlanAssets" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Payment for Settlement</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsPlanAssets" xml:lang="en-US">Settlement payments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanSettlementsPlanAssets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanSettlementsPlanAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanFundedStatusOfPlan"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xml:lang="en-US">Defined Benefit Plan, Funded Status of Plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xml:lang="en-US">Funded status at end of year</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xml:lang="en-US">Funded status at end of year</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xml:lang="en-US">Funded status at end of year</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanFundedStatusOfPlan" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedStatusOfPlan"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward" xlink:label="loc_9420FG002J889GFJ4023_pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward" xml:lang="en-US">Defined Benefit Plan Change In Accumulated Other Comprehensive Income Loss [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward" xml:lang="en-US">Accumulated Other Comprehensive (Income) Loss Related to Pension Plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward" xml:lang="en-US">A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward" xlink:to="lab_1642HI224L001IHL6245_pahc_DefinedBenefitPlanChangeInAccumulatedOtherComprehensiveIncomeLossRollForward"/>








<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Defined Benefit Plan, Amortization of Prior Service Cost (Credit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Amortization of net actuarial (gain) loss and prior service costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Amortization of net actuarial loss and prior service costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Amortization of net actuarial loss and prior service costs</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xml:lang="en-US">Amortization of net actuarial loss and prior service costs</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xml:lang="en-US">Defined Benefit Plan, Expected Return on Plan Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xml:lang="en-US">Expected return on plan assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xml:lang="en-US">Expected return on plan assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanCurtailments" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanCurtailments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanCurtailments" xml:lang="en-US">Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanCurtailments" xml:lang="en-US">Liability (gain) loss due to curtailment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanCurtailments" xml:lang="en-US">Curtailment (gain) loss</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanCurtailments" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanCurtailments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PensionExpense" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PensionExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PensionExpense" xml:lang="en-US">Pension Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PensionExpense" xml:lang="en-US">Net periodic pension expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PensionExpense" xml:lang="en-US">Net pension expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PensionExpense" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PensionExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xml:lang="en-US">Schedule of Defined Benefit Plans Disclosures [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanDisclosureLineItems" xml:lang="en-US">Defined Benefit Plan Disclosure [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanDisclosureLineItems"/>










<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DefinedBenefitPlanDiscountRateForInterestCost" xlink:label="loc_0488I88J48KI_pahc_DefinedBenefitPlanDiscountRateForInterestCost"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_DefinedBenefitPlanDiscountRateForInterestCost" xml:lang="en-US">Defined Benefit Plan Discount Rate For Interest Cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_DefinedBenefitPlanDiscountRateForInterestCost" xml:lang="en-US">Discount rate for interest cost</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_DefinedBenefitPlanDiscountRateForInterestCost" xlink:to="lab_2600K00L60MK_pahc_DefinedBenefitPlanDiscountRateForInterestCost"/><label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_DefinedBenefitPlanDiscountRateForInterestCost" xml:lang="en-US">Represents Defined benefit plan discount rate for interest cost.</label>

<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xml:lang="en-US">Expected rate of return on plan assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xml:lang="en-US">Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xml:lang="en-US">Discount rate for year-end benefit obligation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xml:lang="en-US">Discount rate for service cost</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xml:lang="en-US">Discount rate for year-end benefit obligation</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xml:lang="en-US">2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Two</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xml:lang="en-US">2019</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Three</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xml:lang="en-US">2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Four</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xml:lang="en-US">2021</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Year Five</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xml:lang="en-US">2022</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xml:lang="en-US">Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xml:lang="en-US">2023-2027</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" xml:lang="en-US">Defined Benefit Plan, Asset Categories [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PlanAssetCategoriesDomain" xlink:label="loc_0488I88J48KI_us-gaap_PlanAssetCategoriesDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PlanAssetCategoriesDomain" xml:lang="en-US">Plan Asset Categories [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PlanAssetCategoriesDomain" xlink:to="lab_2600K00L60MK_us-gaap_PlanAssetCategoriesDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtSecuritiesMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DebtSecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtSecuritiesMember" xml:lang="en-US">Debt Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DebtSecuritiesMember" xml:lang="en-US">Debt securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DebtSecuritiesMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DebtSecuritiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="loc_0488I88J48KI_us-gaap_EquitySecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EquitySecuritiesMember" xml:lang="en-US">Equity Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EquitySecuritiesMember" xml:lang="en-US">Equity securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EquitySecuritiesMember" xlink:to="lab_2600K00L60MK_us-gaap_EquitySecuritiesMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GlobalAssetAllocationOrRiskParityMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_GlobalAssetAllocationOrRiskParityMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMember" xml:lang="en-US">Global Asset Allocation Or Risk Parity [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMember" xml:lang="en-US">Common-collective funds - Global asset allocation/risk parity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMember" xml:lang="en-US">Global asset allocation/risk parity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMember" xml:lang="en-US">Represents he global asset Allocation or risk parity member.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_GlobalAssetAllocationOrRiskParityMember" xlink:to="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_OtherFundsMember" xlink:label="loc_0488I88J48KI_pahc_OtherFundsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_OtherFundsMember" xml:lang="en-US">Other Funds [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_OtherFundsMember" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_OtherFundsMember" xml:lang="en-US">Represents the category includes information about investments which are not otherwise provided for in the existing taxonomy in the form of Domain Members or individual elements.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_OtherFundsMember" xlink:to="lab_2600K00L60MK_pahc_OtherFundsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xml:lang="en-US">Defined Benefit Plan, Plan Assets, Target Allocation, Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xml:lang="en-US">Target allocation for 2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanFundedPercentage" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanFundedPercentage"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedPercentage" xml:lang="en-US">Defined Benefit Plan, Funded Percentage</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedPercentage" xml:lang="en-US">Percentage of Plan Assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanFundedPercentage" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFundedPercentage"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashAndCashEquivalentsMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CashAndCashEquivalentsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsMember" xml:lang="en-US">Cash and Cash Equivalents [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsMember" xml:lang="en-US">Cash and cash equivalents</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CashAndCashEquivalentsMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CashAndCashEquivalentsMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GlobalLargeCapEquitiesMember" xlink:label="loc_0488I88J48KI_pahc_GlobalLargeCapEquitiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_GlobalLargeCapEquitiesMember" xml:lang="en-US">Global Large Cap Equities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_GlobalLargeCapEquitiesMember" xml:lang="en-US">Common-collective funds - Global large cap equities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_GlobalLargeCapEquitiesMember" xml:lang="en-US">Represents the category includes information about investments in global large cap equities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_GlobalLargeCapEquitiesMember" xlink:to="lab_2600K00L60MK_pahc_GlobalLargeCapEquitiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FixedIncomeSecuritiesMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FixedIncomeSecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FixedIncomeSecuritiesMember" xml:lang="en-US">Fixed Income Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FixedIncomeSecuritiesMember" xml:lang="en-US">Common-collective funds - Fixed income securities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FixedIncomeSecuritiesMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FixedIncomeSecuritiesMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember" xlink:label="loc_0488I88J48KI_pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember" xml:lang="en-US">Global Asset Allocation Or Risk Parity Common Collective Funds [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember" xml:lang="en-US">Common-collective funds - Global asset allocations/risk parity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember" xml:lang="en-US">Represents Global asset allocations/risk parity related to common-collective funds.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember" xlink:to="lab_2600K00L60MK_pahc_GlobalAssetAllocationOrRiskParityCommonCollectiveFundsMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GlobalSmallAndMidCapEquitiesMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_GlobalSmallAndMidCapEquitiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalSmallAndMidCapEquitiesMember" xml:lang="en-US">Global Small And Mid Cap Equities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalSmallAndMidCapEquitiesMember" xml:lang="en-US">Mutual funds - Global Equities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalSmallAndMidCapEquitiesMember" xml:lang="en-US">Represents the category includes information about investments in global small and mid cap equities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_GlobalSmallAndMidCapEquitiesMember" xlink:to="lab_1642HI224L001IHL6245_pahc_GlobalSmallAndMidCapEquitiesMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_MutualFundsFixedIncomeSecuritiesMember" xlink:label="loc_0488I88J48KI_pahc_MutualFundsFixedIncomeSecuritiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_MutualFundsFixedIncomeSecuritiesMember" xml:lang="en-US">Mutual Funds Fixed Income Securities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_MutualFundsFixedIncomeSecuritiesMember" xml:lang="en-US">Mutual funds - Fixed income securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_MutualFundsFixedIncomeSecuritiesMember" xml:lang="en-US">Represents information of fixed income securities related to mutual funds.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_MutualFundsFixedIncomeSecuritiesMember" xlink:to="lab_2600K00L60MK_pahc_MutualFundsFixedIncomeSecuritiesMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember" xml:lang="en-US">Global Asset Allocation Or Risk Parity Mutual Funds [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember" xml:lang="en-US">Mutual funds - Global asset allocations/risk parity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember" xml:lang="en-US">Represents Global asset allocations/risk parity related to mutual funds.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember" xlink:to="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityMutualFundsMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_FixedIncomeSecuritiesOtherFundsMember" xlink:label="loc_0488I88J48KI_pahc_FixedIncomeSecuritiesOtherFundsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_FixedIncomeSecuritiesOtherFundsMember" xml:lang="en-US">Fixed Income Securities Other Funds [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_FixedIncomeSecuritiesOtherFundsMember" xml:lang="en-US">Other - Fixed income securities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_FixedIncomeSecuritiesOtherFundsMember" xml:lang="en-US">Represents information of fixed income securities related to other funds.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_FixedIncomeSecuritiesOtherFundsMember" xlink:to="lab_2600K00L60MK_pahc_FixedIncomeSecuritiesOtherFundsMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember" xml:lang="en-US">Global Asset Allocation Or Risk Parity Other Funds [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember" xml:lang="en-US">Other - Global asset allocations/risk parity</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember" xml:lang="en-US">Represents global asset allocations/risk parity related to other funds.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember" xlink:to="lab_1642HI224L001IHL6245_pahc_GlobalAssetAllocationOrRiskParityOtherFundsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_0488I88J48KI_us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueByFairValueHierarchyLevelAxis" xml:lang="en-US">Fair Value, Hierarchy [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="lab_2600K00L60MK_us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xml:lang="en-US">Fair Value Hierarchy [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_0488I88J48KI_us-gaap_FairValueInputsLevel1Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueInputsLevel1Member" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FairValueInputsLevel1Member" xml:lang="en-US">Level 1</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FairValueInputsLevel1Member" xlink:to="lab_2600K00L60MK_us-gaap_FairValueInputsLevel1Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FairValueInputsLevel2Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FairValueInputsLevel2Member" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FairValueInputsLevel2Member" xml:lang="en-US">Level 2</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FairValueInputsLevel2Member" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FairValueInputsLevel2Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_0488I88J48KI_us-gaap_FairValueInputsLevel3Member"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueInputsLevel3Member" xml:lang="en-US">Fair Value, Inputs, Level 3 [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_FairValueInputsLevel3Member" xml:lang="en-US">Level 3</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FairValueInputsLevel3Member" xlink:to="lab_2600K00L60MK_us-gaap_FairValueInputsLevel3Member"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US">Estimate of Fair Value Measurement [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US">Fair values</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xml:lang="en-US">Total</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xml:lang="en-US">Defined Benefit Plan, Actual Return on Plan Assets Sold During Period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xml:lang="en-US">Redemptions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xml:lang="en-US">Redemptions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" xml:lang="en-US">Defined Benefit Plan, Purchases, Sales, and Settlements</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" xml:lang="en-US">Purchases</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease" xlink:label="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease" xml:lang="en-US">Defined Benefit Plan, Fair Value of Plan Assets, Period Increase (Decrease)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease" xml:lang="en-US">Change in fair value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease" xml:lang="en-US">Change in fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease" xlink:to="lab_2600K00L60MK_us-gaap_DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_0488I88J48KI_us-gaap_BalanceSheetLocationAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_BalanceSheetLocationAxis" xml:lang="en-US">Balance Sheet Location [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_BalanceSheetLocationAxis" xlink:to="lab_2600K00L60MK_us-gaap_BalanceSheetLocationAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_BalanceSheetLocationDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_BalanceSheetLocationDomain" xml:lang="en-US">Balance Sheet Location [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_BalanceSheetLocationDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_BalanceSheetLocationDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherLiabilitiesMember" xlink:label="loc_0488I88J48KI_us-gaap_OtherLiabilitiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherLiabilitiesMember" xml:lang="en-US">Other Liabilities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherLiabilitiesMember" xml:lang="en-US">Other liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherLiabilitiesMember" xlink:to="lab_2600K00L60MK_us-gaap_OtherLiabilitiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems" xml:lang="en-US">Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems"/>





<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths" xlink:label="loc_9420FG002J889GFJ4023_pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths" xml:lang="en-US">Amortization Of Unrecognized Net Actuarial Gain Loss And Prior Service Cost In Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths" xml:lang="en-US">Amortization of unrecognized net actuarial (gain) loss and prior service cost during 2018</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths" xml:lang="en-US">Represents the amortization of unrecognized net actuarial (gain) loss and prior service cost in next twelve months.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths" xlink:to="lab_1642HI224L001IHL6245_pahc_AmortizationOfUnrecognizedNetActuarialGainLossAndPriorServiceCostInNextTwelveMonths"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate" xlink:label="loc_0488I88J48KI_pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate" xml:lang="en-US">Minimum Par Value Required For Corporate Bond To Determine Discount Rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate" xml:lang="en-US">Minimum par value required for corporate bond to determine discount rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate" xml:lang="en-US">Represents minimum par value required for corporate bond to determine discount rate .</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate" xlink:to="lab_2600K00L60MK_pahc_MinimumParValueRequiredForCorporateBondToDetermineDiscountRate"/>




<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_CashAndCashEquivalentsFairValueAssumptionInput" xlink:label="loc_0488I88J48KI_pahc_CashAndCashEquivalentsFairValueAssumptionInput"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_CashAndCashEquivalentsFairValueAssumptionInput" xml:lang="en-US">Cash And Cash Equivalents Fair Value Assumption Input</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_CashAndCashEquivalentsFairValueAssumptionInput" xml:lang="en-US">Cash and cash equivalents fair value assumptions input (in dollars per share)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_CashAndCashEquivalentsFairValueAssumptionInput" xml:lang="en-US">Represents the cash and cash equivalents fair value assumption input per share.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_CashAndCashEquivalentsFairValueAssumptionInput" xlink:to="lab_2600K00L60MK_pahc_CashAndCashEquivalentsFairValueAssumptionInput"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetirementPlanTypeAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_RetirementPlanTypeAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_RetirementPlanTypeAxis" xml:lang="en-US">Retirement Plan Type [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_RetirementPlanTypeAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_RetirementPlanTypeAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RetirementPlanTypeDomain" xlink:label="loc_0488I88J48KI_us-gaap_RetirementPlanTypeDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_RetirementPlanTypeDomain" xml:lang="en-US">Retirement Plan Type [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_RetirementPlanTypeDomain" xlink:to="lab_2600K00L60MK_us-gaap_RetirementPlanTypeDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_RetirementSavings401KPlanMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_RetirementSavings401KPlanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_RetirementSavings401KPlanMember" xml:lang="en-US">Retirement Savings 401 K Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_RetirementSavings401KPlanMember" xml:lang="en-US">401(k) retirement savings plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_RetirementSavings401KPlanMember" xml:lang="en-US">Represents information regarding 401(K) retirement savings plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_RetirementSavings401KPlanMember" xlink:to="lab_1642HI224L001IHL6245_pahc_RetirementSavings401KPlanMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember" xlink:label="loc_0488I88J48KI_pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember" xml:lang="en-US">Defined Benefit Plans And Other Postretirement Benefit Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember" xml:lang="en-US">Supplemental executive retirement benefits, international retirement plans and other employee benefit plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember" xml:lang="en-US">Plan designed to provide participants with a defined benefit at retirement including, but not limited to, defined benefit pension plans and other defined benefit postretirement plans.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember" xlink:to="lab_2600K00L60MK_pahc_DefinedBenefitPlansAndOtherPostretirementBenefitPlanMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember" xml:lang="en-US">Domestic Noncontributory Defined Benefit Pension Plan [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember" xml:lang="en-US">Domestic noncontributory defined benefit pension plan</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember" xml:lang="en-US">Represents domestic noncontributory defined benefit pension plan.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember" xlink:to="lab_1642HI224L001IHL6245_pahc_DomesticNoncontributoryDefinedBenefitPensionPlanMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="loc_0488I88J48KI_us-gaap_OtherAssetsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherAssetsMember" xml:lang="en-US">Other Assets [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherAssetsMember" xml:lang="en-US">Other assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherAssetsMember" xlink:to="lab_2600K00L60MK_us-gaap_OtherAssetsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent" xml:lang="en-US">Pension and Other Postretirement Defined Benefit Plans, Liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent" xml:lang="en-US">Pension and other postretirement benefit plans, liabilities</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="loc_0488I88J48KI_us-gaap_DefinedContributionPlanCostRecognized"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedContributionPlanCostRecognized" xml:lang="en-US">Defined Contribution Plan, Cost Recognized</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedContributionPlanCostRecognized" xml:lang="en-US">Expenses under plan</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedContributionPlanCostRecognized" xlink:to="lab_2600K00L60MK_us-gaap_DefinedContributionPlanCostRecognized"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans" xml:lang="en-US">Description of Defined Contribution Pension and Other Postretirement Plans</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans" xml:lang="en-US">Description of the basis for determining contributions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DescriptionOfDefinedContributionPensionAndOtherPostretirementPlans"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_TermOfVestingInEmployerContributions" xlink:label="loc_0488I88J48KI_pahc_TermOfVestingInEmployerContributions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_TermOfVestingInEmployerContributions" xml:lang="en-US">Term Of Vesting In Employer Contributions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_TermOfVestingInEmployerContributions" xml:lang="en-US">Term of vesting in employer contributions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_TermOfVestingInEmployerContributions" xml:lang="en-US">Description of term of vesting in employer contributions.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_TermOfVestingInEmployerContributions" xlink:to="lab_2600K00L60MK_pahc_TermOfVestingInEmployerContributions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xml:lang="en-US">Defined Contribution Plan, Employer Discretionary Contribution Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xml:lang="en-US">Defined contribution plan, employer contribution amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xlink:label="loc_0488I88J48KI_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xml:lang="en-US">Defined Contribution Plan, Employer Matching Contribution, Percent of Match</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xml:lang="en-US">Contribution percentage</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch" xlink:to="lab_2600K00L60MK_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xml:lang="en-US">Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xml:lang="en-US">Maximum additional discretionary contribution percentage</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="loc_0488I88J48KI_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Domestic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xml:lang="en-US">Domestic</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:to="lab_2600K00L60MK_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xml:lang="en-US">Income (Loss) from Continuing Operations before Income Taxes, Foreign</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xml:lang="en-US">Foreign</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ValuationAllowanceTable" xlink:label="loc_0488I88J48KI_us-gaap_ValuationAllowanceTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ValuationAllowanceTable" xml:lang="en-US">Valuation Allowance [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ValuationAllowanceTable" xlink:to="lab_2600K00L60MK_us-gaap_ValuationAllowanceTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncomeTaxAuthorityAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxAuthorityAxis" xml:lang="en-US">Income Tax Authority [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncomeTaxAuthorityAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxAuthorityAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_0488I88J48KI_us-gaap_IncomeTaxAuthorityDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_IncomeTaxAuthorityDomain" xml:lang="en-US">Income Tax Authority [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_IncomeTaxAuthorityDomain" xlink:to="lab_2600K00L60MK_us-gaap_IncomeTaxAuthorityDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DomesticCountryMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DomesticCountryMember" xml:lang="en-US">Federal</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DomesticCountryMember" xml:lang="en-US">Domestic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DomesticCountryMember" xml:lang="en-US">Domestic Jurisdiction</label>

<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DomesticCountryMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DomesticCountryMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_0488I88J48KI_us-gaap_ForeignCountryMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCountryMember" xml:lang="en-US">Foreign Tax Authority [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCountryMember" xml:lang="en-US">Foreign</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ForeignCountryMember" xml:lang="en-US">Foreign Jurisdiction</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ForeignCountryMember" xlink:to="lab_2600K00L60MK_us-gaap_ForeignCountryMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ValuationAllowanceLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ValuationAllowanceLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ValuationAllowanceLineItems" xml:lang="en-US">Valuation Allowance [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ValuationAllowanceLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ValuationAllowanceLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_0488I88J48KI_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Current Income Tax Expense (Benefit), Continuing Operations [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Current provision (benefit):</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:to="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CurrentFederalTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CurrentFederalTaxExpenseBenefit" xml:lang="en-US">Current Federal Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CurrentFederalTaxExpenseBenefit" xml:lang="en-US">Federal</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CurrentFederalTaxExpenseBenefit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CurrentFederalTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="loc_0488I88J48KI_us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xml:lang="en-US">Current State and Local Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xml:lang="en-US">State and local</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:to="lab_2600K00L60MK_us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_CurrentForeignTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CurrentForeignTaxExpenseBenefit" xml:lang="en-US">Current Foreign Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_CurrentForeignTaxExpenseBenefit" xml:lang="en-US">Foreign</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_CurrentForeignTaxExpenseBenefit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_CurrentForeignTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="loc_0488I88J48KI_us-gaap_CurrentIncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefit" xml:lang="en-US">Current Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefit" xml:lang="en-US">Total current tax provision</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefit" xml:lang="en-US">Total current provision</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:to="lab_2600K00L60MK_us-gaap_CurrentIncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xml:lang="en-US">Deferred provision (benefit):</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="loc_0488I88J48KI_us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Federal Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xml:lang="en-US">Federal</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:to="lab_2600K00L60MK_us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred State and Local Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xml:lang="en-US">State and local</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:label="loc_0488I88J48KI_us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xml:lang="en-US">Deferred Foreign Income Tax Expense (Benefit)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xml:lang="en-US">Foreign</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:to="lab_2600K00L60MK_us-gaap_DeferredForeignIncomeTaxExpenseBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xml:lang="en-US">Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xml:lang="en-US">Change in valuation allowance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DeferredProvisionBenefit" xlink:label="loc_0488I88J48KI_pahc_DeferredProvisionBenefit"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_DeferredProvisionBenefit" xml:lang="en-US">Deferred Provision Benefit</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_pahc_DeferredProvisionBenefit" xml:lang="en-US">Total deferred tax provision</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_DeferredProvisionBenefit" xml:lang="en-US">Deferred income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_pahc_DeferredProvisionBenefit" xml:lang="en-US">Total deferred provision</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_DeferredProvisionBenefit" xml:lang="en-US">Amount of provision for deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_DeferredProvisionBenefit" xlink:to="lab_2600K00L60MK_pahc_DeferredProvisionBenefit"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xml:lang="en-US">Federal income tax rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_0488I88J48KI_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xml:lang="en-US">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xml:lang="en-US">State and local taxes, net of federal benefit</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:to="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xml:lang="en-US">Change in federal valuation allowance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>





<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xml:lang="en-US">Foreign income tax rates</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xml:lang="en-US">Foreign tax rate differential, and change in foreign valuation allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xml:lang="en-US">Foreign income tax rates</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent" xlink:label="loc_0488I88J48KI_pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Withholding Tax, Foreign, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent" xml:lang="en-US">Foreign withholding tax</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent" xml:lang="en-US">Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign withholding tax.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent" xlink:to="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationWithholdingTaxForeignPercent"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates" xlink:label="loc_9420FG002J889GFJ4023_pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates" xml:lang="en-US">Effective Income Tax Rate Reconciliation Foreign Incentive Tax Rates</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates" xml:lang="en-US">Foreign incentive tax rates</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates" xml:lang="en-US">Represents effective income tax rate reconciliation foreign incentive tax rates.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates" xlink:to="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationForeignIncentiveTaxRates"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance" xlink:label="loc_0488I88J48KI_pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance" xml:lang="en-US">Effective Income Tax Rate Reconciliation Acquisition Related Change In Domestic Valuation Allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance" xml:lang="en-US">Domestic tax on foreign income</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance" xml:lang="en-US">Represents effective income tax rate reconciliation acquisition related change in domestic valuation allowance.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance" xlink:to="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationAcquisitionRelatedChangeInDomesticValuationAllowance"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent" xlink:label="loc_9420FG002J889GFJ4023_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Change In Unrecognized Tax Benefits, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent" xml:lang="en-US">Change in liability for uncertain tax positions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent" xml:lang="en-US">Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to unrecognized tax benefits.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent" xml:lang="en-US">Change in unrecognized tax benefits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent" xlink:to="lab_1642HI224L001IHL6245_pahc_EffectiveIncomeTaxRateReconciliationChangeInUnrecognizedTaxBenefitsPercent"/>




<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xml:lang="en-US">Permanent items</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationNondeductibleExpense"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions" xlink:label="loc_0488I88J48KI_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions" xml:lang="en-US">Effective Income Tax Rate Reconciliation Exercise Of Employee Stock Options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions" xml:lang="en-US">Exercise of employee stock options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions" xml:lang="en-US">Effective income tax rate reconciliation exercise of employee stock options.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions" xml:lang="en-US">Exercise of employee stock options</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions" xlink:to="lab_2600K00L60MK_pahc_EffectiveIncomeTaxRateReconciliationExerciseOfEmployeeStockOptions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Other Adjustments, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:to="lab_1642HI224L001IHL6245_us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_0488I88J48KI_us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xml:lang="en-US">Effective Income Tax Rate Reconciliation, Percent</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xml:lang="en-US">Effective tax rate</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xml:lang="en-US">Effective tax rate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:to="lab_2600K00L60MK_us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ComponentsOfDeferredTaxAssetsAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComponentsOfDeferredTaxAssetsAbstract" xml:lang="en-US">Components of Deferred Tax Assets [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComponentsOfDeferredTaxAssetsAbstract" xml:lang="en-US">Deferred tax assets:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ComponentsOfDeferredTaxAssetsAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ComponentsOfDeferredTaxAssetsAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals" xml:lang="en-US">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Total</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals" xml:lang="en-US">Employee related accruals</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsInventory" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsInventory"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsInventory" xml:lang="en-US">Deferred Tax Assets, Inventory</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsInventory" xml:lang="en-US">Inventory</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsInventory" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsInventory"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation" xlink:label="loc_0488I88J48KI_pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation" xml:lang="en-US">Deferred Tax Assets Employee Environmental Remediation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation" xml:lang="en-US">Environmental remediation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation" xml:lang="en-US">Amount before deferred tax assets for environmental remediation.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation" xlink:to="lab_2600K00L60MK_pahc_DeferredTaxAssetsEmployeeEnvironmentalRemediation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xml:lang="en-US">Deferred Tax Assets, Operating Loss Carryforwards, Domestic</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xml:lang="en-US">Net operating loss carry forwards-domestic</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsDomestic"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xml:lang="en-US">Deferred Tax Assets, Operating Loss Carryforwards, Foreign</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xml:lang="en-US">Net operating loss carry forwards-foreign</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsForeign"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsOther"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsOther" xml:lang="en-US">Deferred Tax Assets, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsOther" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsOther" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsGross"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsGross" xml:lang="en-US">Deferred Tax Assets, Gross</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsGross" xml:lang="en-US">Deferred tax assets, gross</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsGross" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsGross"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsValuationAllowance"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Deferred Tax Assets, Valuation Allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Valuation allowance for deferred tax assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Valuation allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Balance at beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Balance at end of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance" xml:lang="en-US">Valuation allowance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsValuationAllowance"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsNet" xml:lang="en-US">Deferred Tax Assets, Net of Valuation Allowance</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsNet" xml:lang="en-US">Deferred tax assets, net of valuation allowance</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxAssetsNet" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxAssetsNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract" xml:lang="en-US">Components of Deferred Tax Liabilities [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract" xml:lang="en-US">Deferred tax liabilities:</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xml:lang="en-US">Deferred Tax Liabilities, Property, Plant and Equipment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xml:lang="en-US">Property, plant and equipment and intangible assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xml:lang="en-US">Property, plant and equipment and intangible assets</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xml:lang="en-US">Property, plant and equipment and intangible assets</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxLiabilitiesOther"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesOther" xml:lang="en-US">Deferred Tax Liabilities, Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesOther" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesOther" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesOther" xml:lang="en-US">Other</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxLiabilitiesOther" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxLiabilitiesOther"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="loc_0488I88J48KI_us-gaap_DeferredTaxLiabilities"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilities" xml:lang="en-US">Deferred Tax Liabilities, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilities" xml:lang="en-US">Deferred tax liabilities, net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilities" xml:lang="en-US">Deferred tax liabilities, net</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DeferredTaxLiabilities" xlink:to="lab_2600K00L60MK_us-gaap_DeferredTaxLiabilities"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsLiabilitiesNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Deferred Tax Assets, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Net deferred tax asset (liability)</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Deferred taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Net deferred tax asset</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsLiabilitiesNet" xml:lang="en-US">Net deferred tax asset (liability)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DeferredTaxAssetsLiabilitiesNet"/>









<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DeferredTaxAssetsValuationAllowanceRollForward" xlink:label="loc_0488I88J48KI_pahc_DeferredTaxAssetsValuationAllowanceRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsValuationAllowanceRollForward" xml:lang="en-US">Deferred Tax Assets Valuation Allowance [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsValuationAllowanceRollForward" xml:lang="en-US">A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_DeferredTaxAssetsValuationAllowanceRollForward" xlink:to="lab_2600K00L60MK_pahc_DeferredTaxAssetsValuationAllowanceRollForward"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_ProvisionForIncomeTaxes" xlink:label="loc_9420FG002J889GFJ4023_pahc_ProvisionForIncomeTaxes"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_ProvisionForIncomeTaxes" xml:lang="en-US">Provision For Income Taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_ProvisionForIncomeTaxes" xml:lang="en-US">Provision for income taxes</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_ProvisionForIncomeTaxes" xml:lang="en-US">Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_ProvisionForIncomeTaxes" xlink:to="lab_1642HI224L001IHL6245_pahc_ProvisionForIncomeTaxes"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_DeferredTaxAssetsNetOperatingLossUtilization" xlink:label="loc_0488I88J48KI_pahc_DeferredTaxAssetsNetOperatingLossUtilization"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsNetOperatingLossUtilization" xml:lang="en-US">Deferred Tax Assets Net Operating Loss Utilization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsNetOperatingLossUtilization" xml:lang="en-US">Net operating loss utilization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_DeferredTaxAssetsNetOperatingLossUtilization" xml:lang="en-US">Represents Deferred tax assets Net operating loss utilization.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_DeferredTaxAssetsNetOperatingLossUtilization" xlink:to="lab_2600K00L60MK_pahc_DeferredTaxAssetsNetOperatingLossUtilization"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xml:lang="en-US">Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_0488I88J48KI_us-gaap_UnrecognizedTaxBenefits"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized Tax Benefits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized tax benefits</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized tax benefits-beginning of period</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefits" xml:lang="en-US">Unrecognized tax benefits-end of period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_UnrecognizedTaxBenefits" xlink:to="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefits"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xml:lang="en-US">Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xml:lang="en-US">Tax position changes-prior periods</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:to="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:label="loc_0488I88J48KI_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xml:lang="en-US">Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xml:lang="en-US">Tax position changes-current period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:to="lab_2600K00L60MK_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xml:lang="en-US">Uncertain tax positions result of the lapse of the statute of limitations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xml:lang="en-US">Reductions due to lapse of statute of limitations</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xml:lang="en-US">Lapse of statute of limitations</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations" xlink:to="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation" xlink:label="loc_0488I88J48KI_pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation" xml:lang="en-US">Unrecognized Tax Benefits Increases Resulting From Exchange Effect</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation" xml:lang="en-US">Translation</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation" xml:lang="en-US">Represents amount of increase (decrease) in unrecognized tax benefits resulting from foreign currency translation.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation" xlink:to="lab_2600K00L60MK_pahc_UnrecognizedTaxBenefitsIncreaseDecreaseResultingFromForeignCurrencyTranslation"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense" xml:lang="en-US">Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense" xml:lang="en-US">Interest and penalties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense" xml:lang="en-US">Interest and penalties-end of period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense" xlink:to="lab_1642HI224L001IHL6245_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LiabilityForUncertainTaxPositionsCurrent" xlink:label="loc_0488I88J48KI_us-gaap_LiabilityForUncertainTaxPositionsCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_LiabilityForUncertainTaxPositionsCurrent" xml:lang="en-US">Liability for Uncertain Tax Positions, Current</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_LiabilityForUncertainTaxPositionsCurrent" xml:lang="en-US">Total liabilities related to uncertain tax positions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_LiabilityForUncertainTaxPositionsCurrent" xlink:to="lab_2600K00L60MK_us-gaap_LiabilityForUncertainTaxPositionsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_StateAndLocalJurisdictionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StateAndLocalJurisdictionMember" xml:lang="en-US">State and Local Jurisdiction [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_StateAndLocalJurisdictionMember" xml:lang="en-US">State Jurisdiction</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_StateAndLocalJurisdictionMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_StateAndLocalJurisdictionMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UndistributedEarningsOfForeignSubsidiaries" xlink:label="loc_0488I88J48KI_us-gaap_UndistributedEarningsOfForeignSubsidiaries"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_UndistributedEarningsOfForeignSubsidiaries" xml:lang="en-US">Undistributed Earnings of Foreign Subsidiaries</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_UndistributedEarningsOfForeignSubsidiaries" xml:lang="en-US">Undistributed earnings of foreign subsidiaries</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_UndistributedEarningsOfForeignSubsidiaries" xlink:to="lab_2600K00L60MK_us-gaap_UndistributedEarningsOfForeignSubsidiaries"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense" xml:lang="en-US">Income Tax Examination, Penalties and Interest Expense</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense" xml:lang="en-US">Recognized interest and penalties expense (income)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense" xlink:to="lab_1642HI224L001IHL6245_us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense"/>










<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="loc_0488I88J48KI_us-gaap_OperatingLossCarryforwards"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLossCarryforwards" xml:lang="en-US">Operating Loss Carryforwards</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLossCarryforwards" xml:lang="en-US">Net operating loss carry forwards</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OperatingLossCarryforwards" xlink:to="lab_2600K00L60MK_us-gaap_OperatingLossCarryforwards"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible" xml:lang="en-US">Decrease in Unrecognized Tax Benefits is Reasonably Possible</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible" xml:lang="en-US">Uncertain tax positions reversal in future period</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible"/>














<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xml:lang="en-US">Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xml:lang="en-US">Non-cancellable operating leases</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xml:lang="en-US">Operating Leases, Future Minimum Payments Due, Next Twelve Months</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xml:lang="en-US">2018</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:to="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Two Years</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xml:lang="en-US">2019</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Three Years</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xml:lang="en-US">2020</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:to="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Four Years</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xml:lang="en-US">2021</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due in Five Years</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xml:lang="en-US">2022</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:to="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xml:lang="en-US">Operating Leases, Future Minimum Payments, Due Thereafter</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xml:lang="en-US">Thereafter</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US">Operating Leases, Future Minimum Payments Due</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xml:lang="en-US">Total minimum lease payments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="lab_2600K00L60MK_us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_CommitmentsAndContingenciesTable" xlink:label="loc_9420FG002J889GFJ4023_pahc_CommitmentsAndContingenciesTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_CommitmentsAndContingenciesTable" xml:lang="en-US">Commitments And Contingencies [Table]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_CommitmentsAndContingenciesTable" xml:lang="en-US">Represents commitments and contingencies.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_CommitmentsAndContingenciesTable" xlink:to="lab_1642HI224L001IHL6245_pahc_CommitmentsAndContingenciesTable"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_CurrentAndLongTermLiabilitiesMember" xlink:label="loc_0488I88J48KI_pahc_CurrentAndLongTermLiabilitiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_CurrentAndLongTermLiabilitiesMember" xml:lang="en-US">Current And Long Term Liabilities [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_CurrentAndLongTermLiabilitiesMember" xml:lang="en-US">Current and long-term liabilities</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_CurrentAndLongTermLiabilitiesMember" xml:lang="en-US">Represents current and long term liabilities.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_CurrentAndLongTermLiabilitiesMember" xlink:to="lab_2600K00L60MK_pahc_CurrentAndLongTermLiabilitiesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainContingenciesByNatureAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_GainContingenciesByNatureAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GainContingenciesByNatureAxis" xml:lang="en-US">Gain Contingencies, Nature [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_GainContingenciesByNatureAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_GainContingenciesByNatureAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainContingencyNatureDomain" xlink:label="loc_0488I88J48KI_us-gaap_GainContingencyNatureDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_GainContingencyNatureDomain" xml:lang="en-US">Gain Contingency, Nature [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_GainContingencyNatureDomain" xlink:to="lab_2600K00L60MK_us-gaap_GainContingencyNatureDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InsuranceSettlementMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_InsuranceSettlementMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InsuranceSettlementMember" xml:lang="en-US">Insurance Settlement [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_InsuranceSettlementMember" xml:lang="en-US">Insurance settlement</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_InsuranceSettlementMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_InsuranceSettlementMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_CommitmentsAndContingenciesLineItems" xlink:label="loc_0488I88J48KI_pahc_CommitmentsAndContingenciesLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_CommitmentsAndContingenciesLineItems" xml:lang="en-US">Commitments And Contingencies [Line Items]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_CommitmentsAndContingenciesLineItems" xml:lang="en-US">Represents commitments and contingencies.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_CommitmentsAndContingenciesLineItems" xlink:to="lab_2600K00L60MK_pahc_CommitmentsAndContingenciesLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingLeasesRentExpenseNet" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesRentExpenseNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesRentExpenseNet" xml:lang="en-US">Operating Leases, Rent Expense, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesRentExpenseNet" xml:lang="en-US">Operating leases, rent expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingLeasesRentExpenseNet" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingLeasesRentExpenseNet"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccrualForEnvironmentalLossContingenciesPayments1" xlink:label="loc_0488I88J48KI_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1" xml:lang="en-US">Accrual for Environmental Loss Contingencies, Payments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1" xml:lang="en-US">Accrual for environmental loss contingencies payments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1" xlink:to="lab_2600K00L60MK_us-gaap_AccrualForEnvironmentalLossContingenciesPayments1"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_NumberOfPotentiallyResponsibleParties" xlink:label="loc_9420FG002J889GFJ4023_pahc_NumberOfPotentiallyResponsibleParties"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_NumberOfPotentiallyResponsibleParties" xml:lang="en-US">Number Of Potentially Responsible Parties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_NumberOfPotentiallyResponsibleParties" xml:lang="en-US">Number of potentially responsible parties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_NumberOfPotentiallyResponsibleParties" xml:lang="en-US">Represents number of parties.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_NumberOfPotentiallyResponsibleParties" xlink:to="lab_1642HI224L001IHL6245_pahc_NumberOfPotentiallyResponsibleParties"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_TermOfEmploymentAndSeveranceAgreement" xlink:label="loc_0488I88J48KI_pahc_TermOfEmploymentAndSeveranceAgreement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_TermOfEmploymentAndSeveranceAgreement" xml:lang="en-US">Term Of Employment And Severance Agreement</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_TermOfEmploymentAndSeveranceAgreement" xml:lang="en-US">Term of employment and severance agreement</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_TermOfEmploymentAndSeveranceAgreement" xml:lang="en-US">Term of employment and severance agreement.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_TermOfEmploymentAndSeveranceAgreement" xlink:to="lab_2600K00L60MK_pahc_TermOfEmploymentAndSeveranceAgreement"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossRelatedToLitigationSettlement" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_GainLossRelatedToLitigationSettlement"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GainLossRelatedToLitigationSettlement" xml:lang="en-US">Gain (Loss) Related to Litigation Settlement</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_GainLossRelatedToLitigationSettlement" xml:lang="en-US">Gain in selling, general and administrative expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_GainLossRelatedToLitigationSettlement" xlink:to="lab_1642HI224L001IHL6245_us-gaap_GainLossRelatedToLitigationSettlement"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeTable" xlink:label="loc_0488I88J48KI_us-gaap_DerivativeTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeTable" xml:lang="en-US">Derivative [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DerivativeTable" xlink:to="lab_2600K00L60MK_us-gaap_DerivativeTable"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_OptionsMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_OptionsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_OptionsMember" xml:lang="en-US">Options [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_OptionsMember" xml:lang="en-US">Options</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_OptionsMember" xml:lang="en-US">An option that allows the holder to buy (if call) or sell (if put) an underlying commodity prices, interest rates and foreign currency exchange rate at a fixed exercise rate, during a specified period (an American option) or at a specified date (a European option).</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_OptionsMember" xlink:to="lab_1642HI224L001IHL6245_pahc_OptionsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_0488I88J48KI_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xml:lang="en-US">Hedging Relationship [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:to="lab_2600K00L60MK_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_HedgingRelationshipDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_HedgingRelationshipDomain" xml:lang="en-US">Hedging Relationship [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_HedgingRelationshipDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_HedgingRelationshipDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_0488I88J48KI_us-gaap_CashFlowHedgingMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CashFlowHedgingMember" xml:lang="en-US">Cash Flow Hedging [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CashFlowHedgingMember" xml:lang="en-US">Cash flow hedges</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CashFlowHedgingMember" xlink:to="lab_2600K00L60MK_us-gaap_CashFlowHedgingMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PositionAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_PositionAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_PositionAxis" xml:lang="en-US">Position [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_PositionAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_PositionAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PositionDomain" xlink:label="loc_0488I88J48KI_us-gaap_PositionDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_PositionDomain" xml:lang="en-US">Position [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_PositionDomain" xlink:to="lab_2600K00L60MK_us-gaap_PositionDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LongMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_LongMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongMember" xml:lang="en-US">Long [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_LongMember" xml:lang="en-US">Brazilian Real calls</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_LongMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_LongMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShortMember" xlink:label="loc_0488I88J48KI_us-gaap_ShortMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ShortMember" xml:lang="en-US">Short [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_ShortMember" xml:lang="en-US">Brazilian Real puts</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ShortMember" xlink:to="lab_2600K00L60MK_us-gaap_ShortMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DerivativeLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DerivativeLineItems" xml:lang="en-US">Derivative [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DerivativeLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DerivativeLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeAssetNotionalAmount" xlink:label="loc_0488I88J48KI_us-gaap_DerivativeAssetNotionalAmount"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeAssetNotionalAmount" xml:lang="en-US">Derivative Asset, Notional Amount</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeAssetNotionalAmount" xml:lang="en-US">Notional amount</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DerivativeAssetNotionalAmount" xlink:to="lab_2600K00L60MK_us-gaap_DerivativeAssetNotionalAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" xml:lang="en-US">Derivative Instruments in Hedges, Assets, at Fair Value</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" xml:lang="en-US">Fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" xlink:to="lab_1642HI224L001IHL6245_us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLocationAxis" xlink:label="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeLocationAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeLocationAxis" xml:lang="en-US">Other Comprehensive Income Location [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeLocationAxis" xlink:to="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeLocationAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeLocationDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OtherComprehensiveIncomeLocationDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeLocationDomain" xml:lang="en-US">Other Comprehensive Income Location [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OtherComprehensiveIncomeLocationDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OtherComprehensiveIncomeLocationDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OtherComprehensiveIncomeMember" xlink:label="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeMember" xml:lang="en-US">Other Comprehensive Income (Loss) [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeMember" xml:lang="en-US">Other comprehensive income (loss)</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_OtherComprehensiveIncomeMember" xlink:to="lab_2600K00L60MK_us-gaap_OtherComprehensiveIncomeMember"/>




<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_GainLossOnSaleOfDerivatives" xlink:label="loc_0488I88J48KI_us-gaap_GainLossOnSaleOfDerivatives"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_GainLossOnSaleOfDerivatives" xml:lang="en-US">Gain (Loss) on Sale of Derivatives</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_GainLossOnSaleOfDerivatives" xml:lang="en-US">Realized gain (losses) on derivative instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_GainLossOnSaleOfDerivatives" xlink:to="lab_2600K00L60MK_us-gaap_GainLossOnSaleOfDerivatives"/>






<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives" xlink:label="loc_0488I88J48KI_us-gaap_UnrealizedGainLossOnDerivatives"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_UnrealizedGainLossOnDerivatives" xml:lang="en-US">Unrealized Gain (Loss) on Derivatives</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrealizedGainLossOnDerivatives" xml:lang="en-US">Derivative instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrealizedGainLossOnDerivatives" xml:lang="en-US">Unrecognized gains (losses) on derivative instruments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_2600K00L60MK_us-gaap_UnrealizedGainLossOnDerivatives" xml:lang="en-US">Unrecognized gains (losses) on derivative instruments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_UnrealizedGainLossOnDerivatives" xlink:to="lab_2600K00L60MK_us-gaap_UnrealizedGainLossOnDerivatives"/>






<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:label="loc_0488I88J48KI_us-gaap_FairValueByBalanceSheetGroupingTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueByBalanceSheetGroupingTable" xml:lang="en-US">Fair Value, by Balance Sheet Grouping [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FairValueByBalanceSheetGroupingTable" xlink:to="lab_2600K00L60MK_us-gaap_FairValueByBalanceSheetGroupingTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FairValueByMeasurementBasisAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FairValueByMeasurementBasisAxis" xml:lang="en-US">Measurement Basis [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FairValueByMeasurementBasisAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FairValueByMeasurementBasisAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_0488I88J48KI_us-gaap_FairValueDisclosureItemAmountsDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_FairValueDisclosureItemAmountsDomain" xml:lang="en-US">Fair Value Measurement [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_FairValueDisclosureItemAmountsDomain" xlink:to="lab_2600K00L60MK_us-gaap_FairValueDisclosureItemAmountsDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xml:lang="en-US">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:to="lab_1642HI224L001IHL6245_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="loc_0488I88J48KI_us-gaap_DerivativeFairValueOfDerivativeNet"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeFairValueOfDerivativeNet" xml:lang="en-US">Derivative, Fair Value, Net</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_DerivativeFairValueOfDerivativeNet" xml:lang="en-US">Derivatives</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_DerivativeFairValueOfDerivativeNet" xlink:to="lab_2600K00L60MK_us-gaap_DerivativeFairValueOfDerivativeNet"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_BusinessCombinationContingentConsiderationLiabilityRollForward" xlink:label="loc_9420FG002J889GFJ4023_pahc_BusinessCombinationContingentConsiderationLiabilityRollForward"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_BusinessCombinationContingentConsiderationLiabilityRollForward" xml:lang="en-US">Business Combination Contingent Consideration Liability [Roll Forward]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_BusinessCombinationContingentConsiderationLiabilityRollForward" xml:lang="en-US">A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_BusinessCombinationContingentConsiderationLiabilityRollForward" xlink:to="lab_1642HI224L001IHL6245_pahc_BusinessCombinationContingentConsiderationLiabilityRollForward"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AdjustmentToDeferredConsideration" xlink:label="loc_0488I88J48KI_pahc_AdjustmentToDeferredConsideration"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_AdjustmentToDeferredConsideration" xml:lang="en-US">Adjustment To Deferred Consideration</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_AdjustmentToDeferredConsideration" xml:lang="en-US">Adjustment to contingent consideration</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_AdjustmentToDeferredConsideration" xml:lang="en-US">Represents Adjustment to deferred consideration.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_AdjustmentToDeferredConsideration" xlink:to="lab_2600K00L60MK_pahc_AdjustmentToDeferredConsideration"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_PaymentForContingentConsideration" xlink:label="loc_9420FG002J889GFJ4023_pahc_PaymentForContingentConsideration"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_PaymentForContingentConsideration" xml:lang="en-US">Payment For Contingent Consideration</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_PaymentForContingentConsideration" xml:lang="en-US">Payment</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_PaymentForContingentConsideration" xml:lang="en-US">Represents the amount related to payment for contingent consideration.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_PaymentForContingentConsideration" xml:lang="en-US">Payment</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_PaymentForContingentConsideration" xlink:to="lab_1642HI224L001IHL6245_pahc_PaymentForContingentConsideration"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_0488I88J48KI_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xml:lang="en-US">Schedule of Segment Reporting Information, by Segment [Table]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="lab_2600K00L60MK_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsolidationItemsAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ConsolidationItemsAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ConsolidationItemsAxis" xml:lang="en-US">Consolidation Items [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ConsolidationItemsAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ConsolidationItemsAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsolidationItemsDomain" xlink:label="loc_0488I88J48KI_us-gaap_ConsolidationItemsDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ConsolidationItemsDomain" xml:lang="en-US">Consolidation Items [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ConsolidationItemsDomain" xlink:to="lab_2600K00L60MK_us-gaap_ConsolidationItemsDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_OperatingSegmentsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingSegmentsMember" xml:lang="en-US">Operating Segments [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_OperatingSegmentsMember" xml:lang="en-US">Operating Segments</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_OperatingSegmentsMember" xlink:to="lab_1642HI224L001IHL6245_us-gaap_OperatingSegmentsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="loc_0488I88J48KI_us-gaap_CorporateNonSegmentMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_CorporateNonSegmentMember" xml:lang="en-US">Corporate, Non-Segment [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_CorporateNonSegmentMember" xml:lang="en-US">Corporate</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_CorporateNonSegmentMember" xlink:to="lab_2600K00L60MK_us-gaap_CorporateNonSegmentMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProductOrServiceAxis" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_ProductOrServiceAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_ProductOrServiceAxis" xml:lang="en-US">Products and Services [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_ProductOrServiceAxis" xlink:to="lab_1642HI224L001IHL6245_us-gaap_ProductOrServiceAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_0488I88J48KI_us-gaap_ProductsAndServicesDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_ProductsAndServicesDomain" xml:lang="en-US">Products and Services [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_ProductsAndServicesDomain" xlink:to="lab_2600K00L60MK_us-gaap_ProductsAndServicesDomain"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_MfasAndOtherMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_MfasAndOtherMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_MfasAndOtherMember" xml:lang="en-US">Mfas And Other [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_MfasAndOtherMember" xml:lang="en-US">MFAs and other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_MfasAndOtherMember" xml:lang="en-US">Represents information of antibacterials, which inhibit the growth of pathogenic bacteria that cause bacterial infections in animals; anticoccidials, which inhibit the growth of coccidia (parasites) that damage the intestinal tract of animals; and related products.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_MfasAndOtherMember" xlink:to="lab_1642HI224L001IHL6245_pahc_MfasAndOtherMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_NutritionalSpecialtiesMember" xlink:label="loc_0488I88J48KI_pahc_NutritionalSpecialtiesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_NutritionalSpecialtiesMember" xml:lang="en-US">Nutritional Specialties [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_NutritionalSpecialtiesMember" xml:lang="en-US">Nutritional Specialties</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_NutritionalSpecialtiesMember" xml:lang="en-US">Represents information of nutritional specialty products, which enhance nutrition to help improve health and performance.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_NutritionalSpecialtiesMember" xlink:to="lab_2600K00L60MK_pahc_NutritionalSpecialtiesMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_VaccinesMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_VaccinesMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_VaccinesMember" xml:lang="en-US">Vaccines [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_VaccinesMember" xml:lang="en-US">Vaccines</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_VaccinesMember" xml:lang="en-US">Represents information of vaccines, which cause an increase in antibody levels against a specific virus or bacterium, thus preventing infection from that viral or bacterial antigen.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_VaccinesMember" xlink:to="lab_1642HI224L001IHL6245_pahc_VaccinesMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_MineralNutritionMember" xlink:label="loc_0488I88J48KI_pahc_MineralNutritionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_MineralNutritionMember" xml:lang="en-US">Mineral Nutrition [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_MineralNutritionMember" xml:lang="en-US">Mineral Nutrition</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_MineralNutritionMember" xml:lang="en-US">Represents segment manufactures and markets trace minerals for the cattle, swine, poultry and pet food markets.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_MineralNutritionMember" xlink:to="lab_2600K00L60MK_pahc_MineralNutritionMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_PerformanceProductsMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_PerformanceProductsMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_PerformanceProductsMember" xml:lang="en-US">Performance Products [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_PerformanceProductsMember" xml:lang="en-US">Performance Products</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_PerformanceProductsMember" xml:lang="en-US">Represents the performance products segment that manufactures and markets a variety of products for use in the personal care, automotive, chemical catalyst and electronics industries, and includes PhibroChem (a division of PAHC), Ferro Metal and Chemical Corporation Limited and Phibro-Tech.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_PerformanceProductsMember" xlink:to="lab_1642HI224L001IHL6245_pahc_PerformanceProductsMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_0488I88J48KI_us-gaap_SegmentReportingInformationLineItems"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_SegmentReportingInformationLineItems" xml:lang="en-US">Segment Reporting Information [Line Items]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_SegmentReportingInformationLineItems" xlink:to="lab_2600K00L60MK_us-gaap_SegmentReportingInformationLineItems"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:label="loc_9420FG002J889GFJ4023_pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" xml:lang="en-US">Adjusted Earnings Before Interest Taxes Depreciation And Amortization</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" xml:lang="en-US">Adjusted EBITDA - Total segments</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" xml:lang="en-US">Adjusted earnings before interest taxes depreciation and amortization.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" xlink:to="lab_1642HI224L001IHL6245_pahc_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract" xlink:label="loc_0488I88J48KI_pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract" xml:lang="en-US">Reconciliation Of Adjusted Ebitda To Income Before Income Taxes [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="lab_2600K00L60MK_pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract" xml:lang="en-US">Reconciliation of income before income taxes to Adjusted EBITDA</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract" xml:lang="en-US">Reconciliation of net income to Adjusted EBITDA</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract" xlink:to="lab_2600K00L60MK_pahc_ReconciliationOfAdjustedEbitdaToIncomeBeforeIncomeTaxesAbstract"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_GainLossOnInsuranceClaim" xlink:label="loc_9420FG002J889GFJ4023_pahc_GainLossOnInsuranceClaim"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_GainLossOnInsuranceClaim" xml:lang="en-US">Gain Loss On Insurance Claim</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GainLossOnInsuranceClaim" xml:lang="en-US">Loss on insurance claim</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/negativeLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GainLossOnInsuranceClaim" xml:lang="en-US">Loss on insurance claim</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_GainLossOnInsuranceClaim" xml:lang="en-US">Represent amount of related to gain or loss in connection with settlement of insurance claim.</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_GainLossOnInsuranceClaim" xml:lang="en-US">Gain on insurance claim</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_GainLossOnInsuranceClaim" xlink:to="lab_1642HI224L001IHL6245_pahc_GainLossOnInsuranceClaim"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_0488I88J48KI_us-gaap_StatementGeographicalAxis"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_StatementGeographicalAxis" xml:lang="en-US">Geographical [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_StatementGeographicalAxis" xlink:to="lab_2600K00L60MK_us-gaap_StatementGeographicalAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SegmentGeographicalDomain"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SegmentGeographicalDomain" xml:lang="en-US">Geographical [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SegmentGeographicalDomain" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SegmentGeographicalDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_US" xlink:label="loc_0488I88J48KI_country_US"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_country_US" xml:lang="en-US">UNITED STATES</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_country_US" xml:lang="en-US">United States</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_country_US" xlink:to="lab_2600K00L60MK_country_US"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_IL" xlink:label="loc_9420FG002J889GFJ4023_country_IL"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_country_IL" xml:lang="en-US">ISRAEL</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_country_IL" xml:lang="en-US">Israel</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_country_IL" xlink:to="lab_1642HI224L001IHL6245_country_IL"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_LatinAmericaAndCanadaMember" xlink:label="loc_0488I88J48KI_pahc_LatinAmericaAndCanadaMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_pahc_LatinAmericaAndCanadaMember" xml:lang="en-US">Latin America And Canada [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_pahc_LatinAmericaAndCanadaMember" xml:lang="en-US">Latin America and Canada</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_2600K00L60MK_pahc_LatinAmericaAndCanadaMember" xml:lang="en-US">Represents region of Latin America and Canada.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_pahc_LatinAmericaAndCanadaMember" xlink:to="lab_2600K00L60MK_pahc_LatinAmericaAndCanadaMember"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_EuropeAndAfricaMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_EuropeAndAfricaMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_EuropeAndAfricaMember" xml:lang="en-US">Europe And Africa [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_EuropeAndAfricaMember" xml:lang="en-US">Europe and Africa</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_EuropeAndAfricaMember" xml:lang="en-US">Represents Continent of Europe and Continent of Africa.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_EuropeAndAfricaMember" xlink:to="lab_1642HI224L001IHL6245_pahc_EuropeAndAfricaMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AsiaPacificMember" xlink:label="loc_0488I88J48KI_us-gaap_AsiaPacificMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_us-gaap_AsiaPacificMember" xml:lang="en-US">Asia Pacific [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_us-gaap_AsiaPacificMember" xml:lang="en-US">Asia/Pacific</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_us-gaap_AsiaPacificMember" xlink:to="lab_2600K00L60MK_us-gaap_AsiaPacificMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SalesRevenueNetAbstract" xlink:label="loc_9420FG002J889GFJ4023_us-gaap_SalesRevenueNetAbstract"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SalesRevenueNetAbstract" xml:lang="en-US">Revenue, Net [Abstract]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_us-gaap_SalesRevenueNetAbstract" xml:lang="en-US">Net sales</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_us-gaap_SalesRevenueNetAbstract" xlink:to="lab_1642HI224L001IHL6245_us-gaap_SalesRevenueNetAbstract"/>
<loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/country/2017/country-2017-01-31.xsd#country_BR" xlink:label="loc_0488I88J48KI_country_BR"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_2600K00L60MK_country_BR" xml:lang="en-US">BRAZIL</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_2600K00L60MK_country_BR" xml:lang="en-US">Brazil</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_0488I88J48KI_country_BR" xlink:to="lab_2600K00L60MK_country_BR"/>
<loc xlink:type="locator" xlink:href="pahc-20170630.xsd#pahc_OtherRegionMember" xlink:label="loc_9420FG002J889GFJ4023_pahc_OtherRegionMember"/>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="lab_1642HI224L001IHL6245_pahc_OtherRegionMember" xml:lang="en-US">Other Region [Member]</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="lab_1642HI224L001IHL6245_pahc_OtherRegionMember" xml:lang="en-US">Other</label>
<label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="lab_1642HI224L001IHL6245_pahc_OtherRegionMember" xml:lang="en-US">Represents other region.</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_9420FG002J889GFJ4023_pahc_OtherRegionMember" xlink:to="lab_1642HI224L001IHL6245_pahc_OtherRegionMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_IncomeStatementLocationAxis" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Income Statement Location [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationAxis" xlink:to="lab_us-gaap_IncomeStatementLocationAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_IncomeStatementLocationDomain" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Income Statement Location [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationDomain" xlink:to="lab_us-gaap_IncomeStatementLocationDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Selling, General and Administrative Expenses [Member]</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Selling, general and administrative expenses</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:to="lab_us-gaap_SellingGeneralAndAdministrativeExpensesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AccruedEmployeeBenefitsCurrent" xlink:label="loc_us-gaap_AccruedEmployeeBenefitsCurrent"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_AccruedEmployeeBenefitsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Accrued Employee Benefits, Current</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_AccruedEmployeeBenefitsCurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Accrued compensation related to service of a key employee</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccruedEmployeeBenefitsCurrent" xlink:to="lab_us-gaap_AccruedEmployeeBenefitsCurrent"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount" xlink:label="loc_us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Quantifying Misstatement in Current Year Financial Statements, Amount</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Understated amount of goodwill and a liability for deferred consideration on acquisitions</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount" xlink:to="lab_us-gaap_QuantifyingMisstatementInCurrentYearFinancialStatementsAmount"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Liability (gain) loss due to curtailment</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Curtailment expense (income)</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Curtailment expense</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments" xlink:to="lab_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PensionExpenseReversalOfExpenseNoncash" xlink:label="loc_us-gaap_PensionExpenseReversalOfExpenseNoncash"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_PensionExpenseReversalOfExpenseNoncash" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Pension Expense (Reversal of Expense), Noncash</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_PensionExpenseReversalOfExpenseNoncash" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Pension settlement cost</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_PensionExpenseReversalOfExpenseNoncash" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Pension settlement cost</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PensionExpenseReversalOfExpenseNoncash" xlink:to="lab_us-gaap_PensionExpenseReversalOfExpenseNoncash"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="loc_us-gaap_CostOfSalesMember"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_CostOfSalesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Cost of Sales [Member]</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_CostOfSalesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Cost of goods sold</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostOfSalesMember" xlink:to="lab_us-gaap_CostOfSalesMember"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Foreign Currency Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Unrecognized gains on derivative instruments recorded in earnings within the next twelve months</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Unrecognized gains on derivative instruments recorded in earnings within the next twelve months</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:to="lab_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsolidatedEntitiesAxis" xlink:label="loc_us-gaap_ConsolidatedEntitiesAxis"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_ConsolidatedEntitiesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Consolidated Entities [Axis]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidatedEntitiesAxis" xlink:to="lab_us-gaap_ConsolidatedEntitiesAxis"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ConsolidatedEntitiesDomain" xlink:label="loc_us-gaap_ConsolidatedEntitiesDomain"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_ConsolidatedEntitiesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Consolidated Entities [Domain]</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConsolidatedEntitiesDomain" xlink:to="lab_us-gaap_ConsolidatedEntitiesDomain"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DepositsAssets" xlink:label="loc_us-gaap_DepositsAssets"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_DepositsAssets" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Deposits Assets</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DepositsAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Deposits</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DepositsAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Deposits</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DepositsAssets" xlink:to="lab_us-gaap_DepositsAssets"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue" xlink:label="loc_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Derivative Instruments in Hedges, Liabilities, at Fair Value</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Fair value</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US">Fair value</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue" xlink:to="lab_us-gaap_DerivativeInstrumentsInHedgesLiabilitiesAtFairValue"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Stock Issued During Period, Value, Stock Options Exercised</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Exercise of stock options and warrant</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:to="lab_us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
<loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>
<label xlink:type="resource" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Number of shares available for grant</label>
<label xlink:type="resource" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US">Granted</label>
<labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>
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<label xlink:type="resource" xlink:label="lab_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Unrecognized net pension gains (losses)</label>
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<label xlink:type="resource" xlink:label="lab_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Net change</label>
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