Burlington Northern Santa Fe (BNI) 10-Q 2008 Q3 Quarterly report

Exhibit 12.1

BURLINGTON NORTHERN SANTA FE CORPORATION and SUBSIDIARIES

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(In millions, except ratio amounts)

(Unaudited)

	Nine Months Ended September 30,
	2008		2007
Earnings:
Income before income taxes	$	2,389	$	2,134
Add:
Interest and other fixed charges, excluding capitalized interest		396		385
Reasonable approximation of portion of rent under long-term operating leases
representative of an interest factor		207		211
Distributed income of investees accounted for under the equity method		4		3
Amortization of capitalized interest		3		2
Less: Equity in earnings of investments accounted for
under the equity method		15		15
Total earnings available for fixed charges	$	2,984	$	2,720
Fixed charges:
Interest and fixed charges	$	409	$	397
Reasonable approximation of portion of rent under long-term operating leases
representative of an interest factor		207		211
Total fixed charges	$	616	$	608
Ratio of earnings to fixed charges		4.84x		4.47x

E-2

Form 10-Q