EXHIBIT 12 BURLINGTON NORTHERN SANTA FE CORPORATION AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (IN MILLIONS, EXCEPT RATIO AMOUNTS) (UNAUDITED) Three Months Ended March 31, -------------------------------- 1999 1998 ------------- ------------- Earnings: Pre-tax income $ 377 $ 436 Add: Interest and fixed charges, excluding capitalized interest 94 88 Portion of rent under long-term operating leases representative of an interest factor 49 45 Amortization of capitalized interest 1 1 Less: Undistributed equity in earnings of investments accounted for under the equity method 3 3 ------------- ------------- Total earnings available for fixed charges 518 567 ============= ============= Fixed charges: Interest and fixed charges $ 97 $ 91 Portion of rent under long-term operating leases representative of an interest factor 49 45 ------------- ------------- Total fixed charges $ 146 $ 136 ============= ============= Ratio of earnings to fixed charges 3.55x 4.17x (1) Earnings for the three months ended March 31, 1998 include a pre-tax gain on the pipeline partnerships sale of $67 million. Excluding this gain, the ratio for the three months ended March 31, 1998 would have been 3.68x.