Exhibit 12(a)

Ratio of Earnings to Fixed Charges

Union Pacific Corporation and Subsidiary Companies

(Unaudited)

 

      Three Months Ended
September 30,
 
Millions of Dollars, Except for Ratios    2008     2007  

Fixed charges:

    

Interest expense, including amortization of debt discount

   $   130     $   124  

Portion of rentals representing an interest factor

   54     55  

Total fixed charges

   $   184     $   179  

Earnings available for fixed charges:

    

Net income

   $   703     $   532  

Equity earnings net of distribution

   (14 )   (18 )

Income taxes

   405     374  

Fixed charges

   184     179  

Earnings available for fixed charges

   $1,278     $1,067  

Ratio of earnings to fixed charges

   6.9     6.0