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    <link:label id="lab_currency_AllCurrenciesDomain_074AF119648CF5718B5427EFC4F17E34_terseLabel_en-US" xlink:label="lab_currency_AllCurrenciesDomain_074AF119648CF5718B5427EFC4F17E34" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">All Currencies [Domain]</link:label>
    <link:label id="lab_currency_AllCurrenciesDomain_074AF119648CF5718B5427EFC4F17E34_label_en-US" xlink:label="lab_currency_AllCurrenciesDomain_074AF119648CF5718B5427EFC4F17E34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">All Currencies [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_AllCurrenciesDomain" xlink:label="loc_currency_AllCurrenciesDomain_074AF119648CF5718B5427EFC4F17E34" xlink:type="locator" />
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    <link:label id="lab_currency_CAD_86655936E04059BD4F9127EFC4F11FD9_terseLabel_en-US" xlink:label="lab_currency_CAD_86655936E04059BD4F9127EFC4F11FD9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Canada, Dollars</link:label>
    <link:label id="lab_currency_CAD_86655936E04059BD4F9127EFC4F11FD9_label_en-US" xlink:label="lab_currency_CAD_86655936E04059BD4F9127EFC4F11FD9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Canada, Dollars</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_CAD" xlink:label="loc_currency_CAD_86655936E04059BD4F9127EFC4F11FD9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_currency_CAD_86655936E04059BD4F9127EFC4F11FD9" xlink:to="lab_currency_CAD_86655936E04059BD4F9127EFC4F11FD9" xlink:type="arc" />
    <link:label id="lab_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B_terseLabel_en-US" xlink:label="lab_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. dollar</link:label>
    <link:label id="lab_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B_label_en-US" xlink:label="lab_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">United States of America, Dollars</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_USD" xlink:label="loc_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B" xlink:to="lab_currency_USD_75A30B9508C8CD9F88BE27EFC4F1A11B" xlink:type="arc" />
    <link:label id="lab_currency_EUR_6B78B2110226A6A6330127EFC4F122BC_verboseLabel_en-US" xlink:label="lab_currency_EUR_6B78B2110226A6A6330127EFC4F122BC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Euro</link:label>
    <link:label id="lab_currency_EUR_6B78B2110226A6A6330127EFC4F122BC_label_en-US" xlink:label="lab_currency_EUR_6B78B2110226A6A6330127EFC4F122BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Euro Member Countries, Euro</link:label>
    <link:loc xlink:href="http://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd#currency_EUR" xlink:label="loc_currency_EUR_6B78B2110226A6A6330127EFC4F122BC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_currency_EUR_6B78B2110226A6A6330127EFC4F122BC" xlink:to="lab_currency_EUR_6B78B2110226A6A6330127EFC4F122BC" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_BB364EEEBC3FD6C1A1F727EFC4F12F6B_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_BB364EEEBC3FD6C1A1F727EFC4F12F6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_BB364EEEBC3FD6C1A1F727EFC4F12F6B_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_BB364EEEBC3FD6C1A1F727EFC4F12F6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_BB364EEEBC3FD6C1A1F727EFC4F12F6B" xlink:type="locator" />
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    <link:label id="lab_dar_SpringingAdjustmentTerm_2C7BC294F049ACBE8CB027EFC4F12898_documentation_en-US" xlink:label="lab_dar_SpringingAdjustmentTerm_2C7BC294F049ACBE8CB027EFC4F12898" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Springing Adjustment, Term</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_SpringingAdjustmentTerm" xlink:label="loc_dar_SpringingAdjustmentTerm_2C7BC294F049ACBE8CB027EFC4F12898" xlink:type="locator" />
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    <link:label id="lab_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B_terseLabel_en-US" xlink:label="lab_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Springing adjustment, loans outstanding, period</link:label>
    <link:label id="lab_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B_label_en-US" xlink:label="lab_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Springing Adjustment, Loans Outstanding, Period</link:label>
    <link:label id="lab_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B_documentation_en-US" xlink:label="lab_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Springing Adjustment, Loans Outstanding, Period</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_SpringingAdjustmentLoansOutstandingPeriod" xlink:label="loc_dar_SpringingAdjustmentLoansOutstandingPeriod_985DE3ACBBFFEEEA034127EFC4F1114B" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_430F382CBD115E2362EF27EFC4F1F0B2_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_430F382CBD115E2362EF27EFC4F1F0B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of credit, maximum borrowing capacity</link:label>
    <link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_430F382CBD115E2362EF27EFC4F1F0B2_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_430F382CBD115E2362EF27EFC4F1F0B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_430F382CBD115E2362EF27EFC4F1F0B2" xlink:type="locator" />
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    <link:label id="lab_us-gaap_DebtInstrumentFaceAmount_2EF5D3E1056764EF014927EFC4F13B78_verboseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_2EF5D3E1056764EF014927EFC4F13B78" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Face amount of debt instrument</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_2EF5D3E1056764EF014927EFC4F13B78" xlink:type="locator" />
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    <link:label id="lab_dar_LineOfCreditFacilityTerm_98104DE0ECF5F1B9B17F27EFC4F11FD7_terseLabel_en-US" xlink:label="lab_dar_LineOfCreditFacilityTerm_98104DE0ECF5F1B9B17F27EFC4F11FD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of credit term</link:label>
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    <link:label id="lab_dar_LineOfCreditFacilityTerm_98104DE0ECF5F1B9B17F27EFC4F11FD7_documentation_en-US" xlink:label="lab_dar_LineOfCreditFacilityTerm_98104DE0ECF5F1B9B17F27EFC4F11FD7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Line of Credit Facility, Term</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_LineOfCreditFacilityTerm" xlink:label="loc_dar_LineOfCreditFacilityTerm_98104DE0ECF5F1B9B17F27EFC4F11FD7" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_092FE9628D31B24F40F127EFC4F16E44_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_092FE9628D31B24F40F127EFC4F16E44" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Company availability under revolving loan facility</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_092FE9628D31B24F40F127EFC4F16E44" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LineOfCredit_59FF203975C3E4B32C0027EFC4F170D7_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCredit_59FF203975C3E4B32C0027EFC4F170D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Line of credit outstanding</link:label>
    <link:label id="lab_us-gaap_LineOfCredit_59FF203975C3E4B32C0027EFC4F170D7_label_en-US" xlink:label="lab_us-gaap_LineOfCredit_59FF203975C3E4B32C0027EFC4F170D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Long-term Line of Credit</link:label>
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    <link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_DE107835FCFEA454B69E27EFC4F1CC98_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_DE107835FCFEA454B69E27EFC4F1CC98" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis spread on variable rate</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:label="loc_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_6534B1AB5EF8ED0EC60C27EFC4F1961B" xlink:type="locator" />
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    <link:label id="lab_dar_DebtInstrumentCovenantLeverageRatio_66FCA64F761B1FC1375E27EFC4F1B272_terseLabel_en-US" xlink:label="lab_dar_DebtInstrumentCovenantLeverageRatio_66FCA64F761B1FC1375E27EFC4F1B272" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument, Covenant, Leverage Ratio</link:label>
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    <link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_B27E5B2C63F5D5A19B3027EFC5AB0F3F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_B27E5B2C63F5D5A19B3027EFC5AB0F3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent</link:label>
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    <link:label id="lab_dar_MinimumFiscalYearPeriodinDays_0140979D7A52E9013EE527EFC5AB1C40_terseLabel_en-US" xlink:label="lab_dar_MinimumFiscalYearPeriodinDays_0140979D7A52E9013EE527EFC5AB1C40" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum fiscal year period in days</link:label>
    <link:label id="lab_dar_MinimumFiscalYearPeriodinDays_0140979D7A52E9013EE527EFC5AB1C40_label_en-US" xlink:label="lab_dar_MinimumFiscalYearPeriodinDays_0140979D7A52E9013EE527EFC5AB1C40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum Fiscal Year Period in Days</link:label>
    <link:label id="lab_dar_MinimumFiscalYearPeriodinDays_0140979D7A52E9013EE527EFC5AB1C40_documentation_en-US" xlink:label="lab_dar_MinimumFiscalYearPeriodinDays_0140979D7A52E9013EE527EFC5AB1C40" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Minimum Fiscal Year Period in Days</link:label>
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    <link:label id="lab_dar_MaximumFiscalYearPeriodinDays_9C09AB78006E51E1A6E927EFC5AB8675_terseLabel_en-US" xlink:label="lab_dar_MaximumFiscalYearPeriodinDays_9C09AB78006E51E1A6E927EFC5AB8675" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum fiscal year period in days</link:label>
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    <link:label id="lab_dar_MaximumFiscalYearPeriodinDays_9C09AB78006E51E1A6E927EFC5AB8675_documentation_en-US" xlink:label="lab_dar_MaximumFiscalYearPeriodinDays_9C09AB78006E51E1A6E927EFC5AB8675" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maximum Fiscal Year Period in Days</link:label>
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    <link:label id="lab_dar_FiscalQuarterPeriodinDays_9284C4119EA01B8F7AB427EFC5AB92DD_documentation_en-US" xlink:label="lab_dar_FiscalQuarterPeriodinDays_9284C4119EA01B8F7AB427EFC5AB92DD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fiscal Quarter Period in Days</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_FiscalQuarterPeriodinDays" xlink:label="loc_dar_FiscalQuarterPeriodinDays_9284C4119EA01B8F7AB427EFC5AB92DD" xlink:type="locator" />
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    <link:label id="lab_us-gaap_EarningsPerShareBasicAbstract_0DBB7DBF978F27C444BB27EFC5ABF085_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasicAbstract_0DBB7DBF978F27C444BB27EFC5ABF085" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings Per Share, Basic [Abstract]</link:label>
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    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_42BE22AEF792A70B0ACE27EFC5AB5301_verboseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_42BE22AEF792A70B0ACE27EFC5AB5301" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net income</link:label>
    <link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_42BE22AEF792A70B0ACE27EFC5AB5301_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_42BE22AEF792A70B0ACE27EFC5AB5301" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Basic</link:label>
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    <link:label id="lab_us-gaap_DilutiveSecuritiesAbstract_3AADFA8C1945B9D5CFBB27EFC5AB606A_terseLabel_en-US" xlink:label="lab_us-gaap_DilutiveSecuritiesAbstract_3AADFA8C1945B9D5CFBB27EFC5AB606A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of dilutive securities: [Abstract]</link:label>
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    <link:label id="lab_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE_terseLabel_en-US" xlink:label="lab_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross proceeds from disposal of property, plant and equipment and other assets</link:label>
    <link:label id="lab_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE_label_en-US" xlink:label="lab_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross proceeds from disposal of property, plant and equipment and other assets</link:label>
    <link:label id="lab_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE_documentation_en-US" xlink:label="lab_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale, combined with the net cash outflow (inflow) from other investing activities. This element is used when there is not a more specific and appropriate element in the taxonomy.</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets" xlink:label="loc_dar_GrossProceedsFromDisposalOfPropertyPlantAndEquipmentAndOtherAssets_18ADD25BC64F894C39EB450FA20541AE" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from insurance settlement</link:label>
    <link:label id="lab_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF_label_en-US" xlink:label="lab_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Insurance Settlement, Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromInsuranceSettlementInvestingActivities" xlink:label="loc_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF" xlink:to="lab_us-gaap_ProceedsFromInsuranceSettlementInvestingActivities_342043736342C3D1D8F6450FA2053ACF" xlink:type="arc" />
    <link:label id="lab_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payments related to routes and other intangibles</link:label>
    <link:label id="lab_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Acquire Intangible Assets</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C" xlink:to="lab_us-gaap_PaymentsToAcquireIntangibleAssets_2954597C6111BD10DD9B450FA205A52C" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash used by investing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivities_EBD6ADED5EE5F4E170D3450FA20553FC" xlink:type="arc" />
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_2084F26C26589FDD52A3450FA20574B2_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_2084F26C26589FDD52A3450FA20574B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from financing activities:</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_2084F26C26589FDD52A3450FA20574B2_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_2084F26C26589FDD52A3450FA20574B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_2084F26C26589FDD52A3450FA20574B2" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from long-term debt</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Long-term Debt</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261" xlink:to="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_E8B951150A515E500BE0450FA2057261" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_E424333003F1FC23D6B4450FA205BEF8_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_E424333003F1FC23D6B4450FA205BEF8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings from revolving credit facility</link:label>
    <link:label id="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_E424333003F1FC23D6B4450FA205BEF8_label_en-US" xlink:label="lab_us-gaap_ProceedsFromLongTermLinesOfCredit_E424333003F1FC23D6B4450FA205BEF8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Long-term Lines of Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_E424333003F1FC23D6B4450FA205BEF8" xlink:type="locator" />
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    <link:label id="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00_negatedLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payments on revolving credit facility</link:label>
    <link:label id="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of Long-term Lines of Credit</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit" xlink:label="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00" xlink:to="lab_us-gaap_RepaymentsOfLongTermLinesOfCredit_1BC67BAF737D0E756B99450FA205DC00" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfBankOverdrafts_1EA76B180C7BC63E33BB450FA2053726_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfBankOverdrafts_1EA76B180C7BC63E33BB450FA2053726" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net cash overdraft financing</link:label>
    <link:label id="lab_us-gaap_ProceedsFromRepaymentsOfBankOverdrafts_1EA76B180C7BC63E33BB450FA2053726_label_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfBankOverdrafts_1EA76B180C7BC63E33BB450FA2053726" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from (Repayments of) Bank Overdrafts</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfBankOverdrafts" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfBankOverdrafts_1EA76B180C7BC63E33BB450FA2053726" xlink:type="locator" />
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    <link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9844B39CC742D6FACACB450FA20561F6_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9844B39CC742D6FACACB450FA20561F6" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Deferred loan costs</link:label>
    <link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9844B39CC742D6FACACB450FA20561F6_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_9844B39CC742D6FACACB450FA20561F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of Debt Issuance Costs</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_9844B39CC742D6FACACB450FA20561F6" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_0FBCCE707E7A1B6EB3A8450FA205C0A7_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_0FBCCE707E7A1B6EB3A8450FA205C0A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issuance of common stock</link:label>
    <link:label id="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_0FBCCE707E7A1B6EB3A8450FA205C0A7_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfCommonStock_0FBCCE707E7A1B6EB3A8450FA205C0A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Issuance of Common Stock</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_0FBCCE707E7A1B6EB3A8450FA205C0A7" xlink:type="locator" />
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    <link:label id="lab_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA_negatedLabel_en-US" xlink:label="lab_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Minimum withholding taxes paid on stock awards</link:label>
    <link:label id="lab_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA_label_en-US" xlink:label="lab_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum withholding taxes paid on stock awards</link:label>
    <link:label id="lab_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA_documentation_en-US" xlink:label="lab_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Minimum tax withholding paid to a taxing authority on behalf of an employee, disclosed as a financing activity on the statement of cash flows. Withhold the minimum tax withholding as a net share settlement.</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_MinimumWithholdingTaxesPaidOnStockAwards" xlink:label="loc_dar_MinimumWithholdingTaxesPaidOnStockAwards_231D1A0A5BDD37BFCE26450FA20578AA" xlink:type="locator" />
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    <link:label id="lab_us-gaap_PaymentsToMinorityShareholders_4E9452A6DB85DD983C08450FA20542E4_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_4E9452A6DB85DD983C08450FA20542E4" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Distributions to noncontrolling interests</link:label>
    <link:label id="lab_us-gaap_PaymentsToMinorityShareholders_4E9452A6DB85DD983C08450FA20542E4_label_en-US" xlink:label="lab_us-gaap_PaymentsToMinorityShareholders_4E9452A6DB85DD983C08450FA20542E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to Noncontrolling Interests</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_PaymentsToMinorityShareholders" xlink:label="loc_us-gaap_PaymentsToMinorityShareholders_4E9452A6DB85DD983C08450FA20542E4" xlink:type="locator" />
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    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_21C4FF809EE144B37448450FA2056515_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_21C4FF809EE144B37448450FA2056515" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net cash provided/ (used) by financing activities</link:label>
    <link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_21C4FF809EE144B37448450FA2056515_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivities_21C4FF809EE144B37448450FA2056515" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_21C4FF809EE144B37448450FA2056515" xlink:type="locator" />
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    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_84DF94F850B1F299DDDF450FA205A581_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_84DF94F850B1F299DDDF450FA205A581" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of exchange rate changes on cash</link:label>
    <link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_84DF94F850B1F299DDDF450FA205A581_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_84DF94F850B1F299DDDF450FA205A581" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effect of Exchange Rate on Cash and Cash Equivalents</link:label>
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    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_84DF94F850B1F299DDDF450FA205A581" xlink:to="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_84DF94F850B1F299DDDF450FA205A581" xlink:type="arc" />
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2A864576AAD0EDE31BDE450FA2057188_totalLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2A864576AAD0EDE31BDE450FA2057188" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net increase in cash, cash equivalents and restricted cash</link:label>
    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2A864576AAD0EDE31BDE450FA2057188_label_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2A864576AAD0EDE31BDE450FA2057188" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2A864576AAD0EDE31BDE450FA2057188" xlink:type="locator" />
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    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_DB95BD9F60AD2CA93CD0450FA20530CA_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_DB95BD9F60AD2CA93CD0450FA20530CA" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash, cash equivalents and restricted cash at beginning of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_DB95BD9F60AD2CA93CD0450FA20530CA" xlink:type="locator" />
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    <link:label id="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_AAD699932FA6253DEDC9450FA2059D73_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_AAD699932FA6253DEDC9450FA2059D73" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash, cash equivalents and restricted cash at end of period</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_AAD699932FA6253DEDC9450FA2059D73" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_AAD699932FA6253DEDC9450FA2059D73" xlink:to="lab_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_AAD699932FA6253DEDC9450FA2059D73" xlink:type="arc" />
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C_terseLabel_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental disclosure of cash flow information:</link:label>
    <link:label id="lab_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C_label_en-US" xlink:label="lab_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C" xlink:to="lab_us-gaap_SupplementalCashFlowInformationAbstract_66CEB5D083CC5BADF9DD450FA205B90C" xlink:type="arc" />
    <link:label id="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070_terseLabel_en-US" xlink:label="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued capital expenditures</link:label>
    <link:label id="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070_label_en-US" xlink:label="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Capital Expenditures</link:label>
    <link:label id="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070_documentation_en-US" xlink:label="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accrued Capital Expenditures</link:label>
    <link:loc xlink:href="dar-20180331.xsd#dar_AccruedCapitalExpenditures" xlink:label="loc_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070" xlink:to="lab_dar_AccruedCapitalExpenditures_7CE1C83CC34E8A774BBD450FA2050070" xlink:type="arc" />
    <link:label id="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7_terseLabel_en-US" xlink:label="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid during the period for:</link:label>
    <link:label id="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7_label_en-US" xlink:label="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash paid during the period for [Abstract]</link:label>
    <link:label id="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7_documentation_en-US" xlink:label="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US" />
    <link:loc xlink:href="dar-20180331.xsd#dar_CashPaidDuringPeriodForAbstract" xlink:label="loc_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7" xlink:to="lab_dar_CashPaidDuringPeriodForAbstract_6EB8138FC43F05AD5B93450FA205EEC7" xlink:type="arc" />
    <link:label id="lab_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest, net of capitalized interest</link:label>
    <link:label id="lab_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6" xlink:to="lab_us-gaap_InterestPaidNet_AD819DF90BE8DD67D87A450FA205E8F6" xlink:type="arc" />
    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_8D2BAD0ADEE28CAF09BF450FA2058BAF_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_8D2BAD0ADEE28CAF09BF450FA2058BAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income taxes, net of refunds</link:label>
    <link:label id="lab_us-gaap_IncomeTaxesPaidNet_8D2BAD0ADEE28CAF09BF450FA2058BAF_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaidNet_8D2BAD0ADEE28CAF09BF450FA2058BAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Taxes Paid, Net</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_8D2BAD0ADEE28CAF09BF450FA2058BAF" xlink:type="locator" />
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    <link:label id="lab_us-gaap_NotesIssued1_F66F41AD83046D9DE996450FA20518BA_terseLabel_en-US" xlink:label="lab_us-gaap_NotesIssued1_F66F41AD83046D9DE996450FA20518BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt issued for assets</link:label>
    <link:label id="lab_us-gaap_NotesIssued1_F66F41AD83046D9DE996450FA20518BA_label_en-US" xlink:label="lab_us-gaap_NotesIssued1_F66F41AD83046D9DE996450FA20518BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notes Issued</link:label>
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    <link:label id="lab_us-gaap_StatementOfFinancialPositionAbstract_92FE563510B6B111F41427EFC6286555_label_en-US" xlink:label="lab_us-gaap_StatementOfFinancialPositionAbstract_92FE563510B6B111F41427EFC6286555" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of Financial Position [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_92FE563510B6B111F41427EFC6286555" xlink:type="locator" />
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    <link:label id="lab_us-gaap_AssetsCurrentAbstract_40AED05A009EC5A2210C27EFC628DA86_terseLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_40AED05A009EC5A2210C27EFC628DA86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets:</link:label>
    <link:label id="lab_us-gaap_AssetsCurrentAbstract_40AED05A009EC5A2210C27EFC628DA86_label_en-US" xlink:label="lab_us-gaap_AssetsCurrentAbstract_40AED05A009EC5A2210C27EFC628DA86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets, Current [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaap_AssetsCurrentAbstract_40AED05A009EC5A2210C27EFC628DA86" xlink:type="locator" />
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    <link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_9D30C43249C28346576A27EFC628DF9F_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_9D30C43249C28346576A27EFC628DF9F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Property, plant and equipment, less accumulated depreciation of $1,133,063 at March 31, 2018 and $1,075,448 at December 30, 2017</link:label>
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    <link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_FC0CC15B35FDB2B920F427EFC6287FA9_verboseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_FC0CC15B35FDB2B920F427EFC6287FA9" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets, less accumulated amortization of $399,331 at March 31, 2018 and $383,836 at December 30, 2017</link:label>
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