Exhibit 12.1

BNSF RAILWAY COMPANY and SUBSIDIARIES

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

(In millions, except ratio amounts)

(Unaudited)

		Successor				Predecessor
		Nine Months Ended		February 13 - September 30, 2010		January 1 - February 12, 2010
		September 30, 2011
Earnings:
Income before income taxes	$	3,639	$	2,778	$	482
Add:
Interest and other fixed charges, excluding                capitalized interest		58		55		16
Reasonable approximation of portion of rent under                long-term operating leases representative of an                interest factor		184		163		35
Distributed income of investees accounted for under                the equity method		4		4		—
Amortization of capitalized interest		—		—		1
Less:
Equity in earnings of investments accounted for                under the equity method		13		15		1
Total earnings available for fixed charges	$	3,872	$	2,985	$	533
Fixed charges:
Interest and fixed charges	$	70	$	64	$	17
Reasonable approximation of portion of rent under long-           term operating leases representative of an interest           factor		184		163		35
Total fixed charges	$	254	$	227	$	52
Ratio of earnings to fixed charges		15.24x		13.15x		10.25x

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