Exhibit 12.1

RATIO OF EARNINGS TO FIXED CHARGES

(in thousands)

	Successor															Predecessor
	Six Months Ended June 30,			Year ended December 31,									September 1 through December 31			January 1 through August 31			Year ended December 31,
	2016			2015			2014			2013			2012			2012			2011
Loss before income taxes	$	(31,761	)	$	(56,699	)	$	(47,496	)	$	(79,173	)	$	(11,596	)	$	(177,033	)	$	(487,531	)
Add back
Interest expense and financing costs, net		10,719			19,783			17,995			13,285			1,056			6,582			32,324
Estimate of interest component of rental expense (1)		2,989			5,841			9,966			2,046			20			13			363
Equity losses (earnings) from Laramie Energy, LLC		18,818			55,983			(2,849	)		2,941			1,325			20			(344	)
Earnings	$	765		$	24,908		$	(22,384	)	$	(60,901	)	$	(9,195	)	$	(170,418	)	$	(455,188	)
Fixed charges
Interest expense and financing costs, net		10,719			19,783			17,995			13,285			1,056			6,582			32,324
Estimate of interest component of rental expense		2,989			5,841			9,966			2,046			20			—			363
Total Fixed charges	$	13,708		$	25,624		$	27,961		$	15,331		$	1,076		$	6,582		$	32,687
Ratio of earnings to fixed charges		NA	(2)		NA	(2)		NA	(2)		NA	(2)		NA	(2)		NA	(2)		NA	(2)
Amount by which fixed charges exceed earnings		(12,943	)		(716	)		(50,345	)		(76,232	)		(10,271	)		(177,000	)		(487,875	)

(1) Consists of 33% of rental expense, which we believe to be a reasonable estimate of interest factor in our rental expense.

(2) Earnings were inadequate to cover fixed charges for the respective period.