Exhibit 12.1

J. B. Transport Services, Inc.
Statement of Computation of Ratio of Earnings to Fixed Charges
	6 Mos Ended
	June 30, 2015		2014		2013		2012		2011		2010
Net Earnings	$	195,350,984	$	374,791,927	$	342,381,695	$	310,354,165	$	257,005,995	$	199,616,898
Taxes		120,240,267		229,808,698		211,186,120		194,286,754		158,726,770		120,077,045
Interest Expense		13,410,858		27,027,858		23,208,851		25,559,320		28,508,449		28,006,299
Estimated interest within rental expenses		4,777,504		9,783,813		8,292,877		6,871,705		6,188,121		5,459,276
Adjusted Earnings		333,779,613		641,412,296		585,069,543		537,071,944		450,429,335		353,159,518
Interest Expense		13,410,858		27,027,858		23,208,851		25,559,320		28,508,449		28,006,299
Estimated interest within rental expenses		4,777,504		9,783,813		8,292,877		6,871,705		6,188,121		5,459,276
Fixed Charges	$	18,188,362	$	36,811,671	$	31,501,728	$	32,431,025	$	34,696,570	$	33,465,575
Fixed Charge Coverage Ratio		18.35		17.42		18.57		16.56		12.98		10.55