Burlington Northern Santa Fe (BNI) 10-K 2007 FY Annual 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)

	Year ended December 31,
	2007		2006			2005			2004			2003
Earnings:			(As Adjusted		)a	(As Adjusted		)a	(As Adjusted		)a	(As Adjusted		)a
Income before income taxes and cumulative effect of accounting changea	$	2,957	$	2,996		$	2,453		$	1,296		$	1,241
Add:
Interest and other fixed charges, excluding capitalized interest		511		485			437			409			420
Reasonable approximation of portion of rent under long-term operating leases representative of an interest factor		282		261			221			195			182
Distributed income of investees accounted for under the equity method		4		3			4			4			3
Amortization of capitalized interest		4		4			8			8			8
Less:
Equity in earnings of investments accounted for under               the equity method		19		27			15			9			14
Total earnings available for fixed charges	$	3,739	$	3,722		$	3,108		$	1,903		$	1,840
Fixed charges:
Interest and fixed charges	$	528	$	499		$	450		$	419		$	429
Reasonable approximation of portion of rent under long-term operating leases representative of an interest factor		282		261			221			195			182
Total fixed charges	$	810	$	760		$	671		$	614		$	611
Ratio of earnings to fixed charges		4.62x		4.90x			4.63x			3.10x			3.01x
a  Prior year numbers have been adjusted for the retrospective adoption of Financial Accounting Standards Board (FASB) Staff Position (FSP)  AUG AIR-1, Accounting for Planned Major Maintenance Activities. See Note 2 to the Consolidated Financial Statements for additional information.