Exhibit 12.1

 

United States Steel Corporation

Computation of Ratio of Earnings to Combined Fixed Charges

and Preferred Stock Dividends

(Unaudited)

 

    Year Ended December 31,

(Dollars in Millions)

  2009     2008   2007   2006     2005

Portion of rentals representing interest

  $ 26      $ 33   $ 32   $ 44      $ 45

Capitalized interest

    15        14     7     3        12

Other interest and fixed charges

    170        179     135     123        87

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

    —          —       —       10        25
                                 

Combined fixed charges and preferred stock dividends (A)

  $ 211      $ 226   $ 174   $ 180      $ 169
                                 

Earnings-pretax income with applicable adjustments (B)

  $ (1,592   $ 3,203   $ 1,305   $ 1,884      $ 1,467
                                 

Ratio of (B) to (A)

    (a     14.17     7.50     10.47        8.68

 

(a) Earnings did not cover fixed charges by $1,803 million.