Western Massachusetts Electric Company													Exhibit 12
Ratio of Earnings to Fixed Charges
(Unaudited)
		Three Months
		Ended
		March 31,		For the Years Ended December 31,
(Thousands of Dollars)		2015		2014		2013		2012		2011		2010
Earnings, as defined:
	Net income	$	13,244	$	57,819	$	60,438	$	54,503	$	43,054	$	23,090
	Income tax expense		9,113		37,268		37,368		32,140		23,186		16,325
	Equity in earnings of regional nuclear   generating companies		(2)		(8)		(18)		(11)		(4)		(36)
	Dividends received from regional equity investees		-		-		80		-		-		120
	Fixed charges, as below		7,157		26,202		26,316		28,162		25,079		23,042
	Less: Interest capitalized (including AFUDC)		(232)		(864)		(498)		(534)		(534)		(336)
Total earnings, as defined		$	29,280	$	120,417	$	123,686	$	114,260	$	90,781	$	62,205
Fixed charges, as defined:
	Interest on long-term debt (a)	$	6,045	$	24,245	$	23,625	$	23,462	$	20,023	$	17,988
	Interest on rate reduction bonds		-		-		177		1,229		2,335		3,372
	Other interest		778		686		1,049		1,943		1,254		479
	Rental interest factor		102		407		967		994		933		867
	Interest capitalized (including AFUDC)		232		864		498		534		534		336
Total fixed charges, as defined		$	7,157	$	26,202	$	26,316	$	28,162	$	25,079	$	23,042
Ratio of Earnings to Fixed Charges			4.09		4.60		4.70		4.06		3.62		2.70
(a) Interest on long-term debt includes amortized premiums, discounts and capitalized expenses related to indebtedness.