Mediacom Broadband 10-K 2017 FY Annual report

Exhibit 12.1

	Ratio of Earnings to Fixed Charges
	Year ended December 31,
	2017		2016		2015		2014		2013
Earnings:
Income before income taxes	$	159,256	$	171,886	$	143,993	$	137,449	$	118,947
Interest expense, net		70,089		78,725		94,668		100,436		96,203
Amortization of capitalized interest		501		620		756		1,090		1,337
Amortization of debt issuance costs		3,839		5,617		6,909		6,132		5,332
Interest component of rent expense(1)		2,846		2,782		2,773		3,066		3,042
Earnings available for fixed charges	$	236,531	$	259,630	$	249,099	$	248,173	$	224,861
Fixed Charges and Preferred Dividends:
Interest expense, net	$	70,089	$	78,725	$	94,668	$	100,436	$	96,203
Capitalized interest		1,245		1,283		989		1,258		1,140
Amortization of debt issuance cost		3,839		5,617		6,909		6,132		5,332
Interest component of rent expense(1)		2,846		2,782		2,773		3,066		3,042
Preferred dividends		18,000		18,000		18,000		18,000		18,000
Total fixed charges and preferred dividends	$	96,019	$	106,407	$	123,339	$	128,892	$	123,717
Raito of earnings over fixed charges and preferred dividends		2.46		2.44		2.02		1.93		1.82

(1) A reasonable approximation(one-third) is deemed to be the interest factor included in rental expense.