Exhibit 12

Northeast Utilities and Subsidiaries

Ratio of Earnings to Fixed Charges

(Unaudited)

	Three Months
	Ended
	March 31,			For the Years Ended December 31,
(Thousands of Dollars)	2014			2013			2012 (a)			2011			2010			2009
Earnings, as defined:
Net income	$	237,836		$	793,689		$	533,077		$	400,513		$	394,107		$	335,592
Income tax expense	141,545			426,941			274,926			170,953			210,409			179,947
Equity in earnings of regional nuclear generating and transmission companies	104			(1,318		)	(1,154		)	(671		)	(1,429		)	(1,762		)
Dividends received from regional equity investees	—			582			733			940			1,488			3,794
Fixed charges, as below	95,507			362,403			353,616			275,948			263,393			296,764
Less: Interest capitalized (including AFUDC)	(689		)	(4,062		)	(5,261		)	(11,758		)	(10,165		)	(5,929		)
Preferred dividend security requirements of consolidated subsidiaries	(3,133		)	(12,803		)	(11,715		)	(9,265		)	(10,170		)	(9,265		)
Total earnings, as defined	$	471,170		$	1,565,432		$	1,144,222		$	826,660		$	847,633		$	799,141

Fixed charges, as defined:
Interest on long-term debt (b)	$	87,377		$	340,970		$	316,987		$	231,630		$	231,089		$	224,712
Interest on rate reduction bonds	—			422			6,168			8,611			20,573			36,524
Other interest (c)	2,598			(2,693		)	6,790			10,184			(14,371		)	12,401
Rental interest factor	1,710			6,839			6,695			4,500			5,767			7,933
Preferred dividend security requirements of consolidated subsidiaries	3,133			12,803			11,715			9,265			10,170			9,265
Interest capitalized (including AFUDC)	689			4,062			5,261			11,758			10,165			5,929
Total fixed charges, as defined	$	95,507		$	362,403		$	353,616		$	275,948		$	263,393		$	296,764

Ratio of Earnings to Fixed Charges	4.93			4.32			3.24			3.00			3.22			2.69

(a) NSTAR amounts were included in NU beginning April 10, 2012.

(b) Interest on long-term debt includes amortized premiums, discounts and capitalized expenses related to indebtedness.