Burlington Northern Santa Fe (BNI) 10-Q 2007 Q2 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)

Six Months Ended June 30,	2007		2006
			(As Adjusted)a
Earnings:
Income before income taxes	$	1,271	$	1,398
Add:
Interest and other fixed charges, excluding capitalized interest		253		239
Reasonable approximation of portion of rent under long-term operating leases
representative of an interest factor		141		125
Distributed income of investees accounted for under the equity method		2		2
Amortization of capitalized interest		1		2
Less:  Equity in earnings of investments accounted for
under the equity method		10		10
Total earnings available for fixed charges	$	1,658	$	1,756
Fixed charges:
Interest and fixed charges	$	261	$	246
Reasonable approximation of portion of rent under long-term operating leases
representative of an interest factor		141		125
Total fixed charges	$	402	$	371
Ratio of earnings to fixed charges		4.12x		4.73x

^a Prior year numbers have been adjusted for the retrospective adoption of FSP AUG AIR-1, Accounting for Planned Major Maintenance Activities. See Note 1 of the Consolidated Financial Statements for additional information.

FORM 10-Q

E-2