ÌÇÐÄlogo¹ÙÍøÊ×Ò³

Exhibit 12.1

 

ÌÇÐÄlogo¹ÙÍøÊ×Ò³

Computation of Ratio of Earnings to Combined Fixed Charges

and Preferred Stock Dividends

(Unaudited)

 

     Three Months
Ended
March 31,


  

Year Ended December 31,


 
(Dollars in Millions)    2006    2005*    2005    2004    2003     2002    2001  

Portion of rentals representing interest

   $ 11    $ 13    $ 45    $ 51    $ 46     $ 34    $ 45  

Capitalized interest

     1      3      12      8      8       6      1  

Other interest and fixed charges

     32      2      87      131      156       136      153  

Pretax earnings which would be required to cover preferred stock dividend requirements

     6      6      25      23      35       -      12  
    

  

  

  

  


 

  


Combined fixed charges and preferred stock dividends (A)

   $ 50    $ 24    $ 169    $ 213    $ 245     $ 176    $ 211  
    

  

  

  

  


 

  


Earnings-pretax income with applicable adjustments (B)

   $ 403    $ 649    $ 1,467    $ 1,687    $ (559 )   $ 202    $ (382 )
    

  

  

  

  


 

  


Ratio of (B) to (A)

     8.06      27.04      8.68      7.92      (a )     1.15      (b )

 

* During the fourth quarter of 2005, U.S. Steel changed its method of determining the cost of U. S. Steel Kocice’s inventories from the last-in, first-out method to the first-in, first-out method. See Note 2 to the financial statements in the ÌÇÐÄlogo¹ÙÍøÊ×Ò³ 2005 Annual Report on Form 10-K. Results for the three months ended March 31, 2005 have been adjusted to apply this change retrospectively.
(a) Earnings did not cover fixed charges and preferred stock dividends by $804 million.
(b) Earnings did not cover fixed charges and preferred stock dividends by $593 million.