Exhibit 12.1



BNSF Railway Company and Subsidiaries Computation of Ratio of Earnings to Fixed Charges

Dollars in millions, except ratio amounts

(Unaudited)



|                                                                                      |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|------------------------------------------------------------------------------------- |  | ----------------------- | ----- | - | ---- | - | ----- | ---- |  | - | ----- | - |  | ---- | ----- | - |  | - | ----- | -
|                                                                                      |  | Year Ended December 31, |      
|                                                                                      |  | 2005                    |       |   | 2004 |   |       | 2003 |  |   | 2002  |   |  | 2001 |      
|Earnings:                                                                             |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Income before income taxes and cumulative effect of accounting change                 |  | $                       | 2,851 |   |      | $ | 1,612 |      |  | $ | 1,558 |   |  | $    | 1,531 |   |  | $ | 1,550 |  
|Add:                                                                                  |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Interest and other fixed charges, excluding capitalized interest                      |  |                         | 127   |   |      |   | 128   |      |  |   | 144   |   |  |      | 153   |   |  |   | 170   |  
|Portion of rent under long-term operating leases representative of an interest factor |  |                         | 221   |   |      |   | 195   |      |  |   | 182   |   |  |      | 178   |   |  |   | 173   |  
|Distributed income of investees accounted for under the equity method                 |  |                         | 4     |   |      |   | 3     |      |  |   | 3     |   |  |      | 3     |   |  |   | 5     |  
|Amortization of capitalized interest                                                  |  |                         | 8     |   |      |   | 8     |      |  |   | 8     |   |  |      | 8     |   |  |   | 7     |  
|Less:                                                                                 |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Undistributed equity in earnings of investments accounted for under the equity method |  |                         | 15    |   |      |   | 9     |      |  |   | 14    |   |  |      | 17    |   |  |   | 23    |  
|                                                                                      |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Total earnings available for fixed charges                                            |  | $                       | 3,196 |   |      | $ | 1,937 |      |  | $ | 1,881 |   |  | $    | 1,856 |   |  | $ | 1,882 |  
|                                                                                      |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Fixed charges:                                                                        |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Interest and fixed charges                                                            |  | $                       | 140   |   |      | $ | 138   |      |  | $ | 153   |   |  | $    | 166   |   |  | $ | 184   |  
|Portion of rent under long-term operating leases representative of an interest factor |  |                         | 221   |   |      |   | 195   |      |  |   | 182   |   |  |      | 178   |   |  |   | 173   |  
|                                                                                      |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Total fixed charges                                                                   |  | $                       | 361   |   |      | $ | 333   |      |  | $ | 335   |   |  | $    | 344   |   |  | $ | 357   |  
|                                                                                      |  |                         |       |   |      |   |       |      |  |   |       |   |  |      |       |   |  |   |       |  
|Ratio of earnings to fixed charges                                                    |  |                         | 8.85  | x |      |   | 5.82  | x    |  |   | 5.61  | x |  |      | 5.40  | x |  |   | 5.27  | x