Exhibit (12)

POTLATCH CORPORATION

Computation of Ratio of Earnings to Fixed Charges

(In thousands)

 

      2008    2007    2006    2005    2004

Earnings from continuing operations

before income taxes

   $ 41,029    $ 53,123    $ 79,473    $ 58,468    $ 32,774

Add:

              

Interest expense

     20,825      17,711      16,120      16,457      33,363

Rental expense factor 1

     1,008      848      843      824      801

Discount and loan expense amortization

     613      593      578      471      3,075

Earnings available for fixed charges

   $ 63,475    $ 72,275    $ 97,014    $ 76,220    $ 70,013

Fixed charges:

              

Interest expense

   $ 20,825    $ 17,711    $ 16,120    $ 16,457    $ 33,363

Capitalized interest

                         383

Rental expense factor 1

     1,008      848      843      824      801

Discount and loan expense amortization

     613      593      578      471      3,075

Total fixed charges

   $ 22,446    $ 19,152    $ 17,541    $ 17,752    $ 37,622

Ratio of earnings to fixed charges

     2.8      3.8      5.5      4.3      1.9

 

 

1

“Rental expense factor” is the portion of rental expense estimated to be representative of the interest factor within rental expense.

Certain 2004-2007 amounts have been reclassified to conform to the 2008 presentation.