EXHIBIT 12 PAGE 1 OF 2 THE UNITED ILLUMINATING COMPANY COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (IN THOUSANDS) YEAR ENDED DECEMBER 31, ----------------------------------------------------------------------- 1992 1993 1994 1995 1996 ------ ------ ------ ------ ------ EARNINGS Net income $ 56,768 $ 40,481 $ 46,795 $ 50,393 $ 39,096 Federal income taxes 19,276 22,342 34,551 41,951 35,252 State income taxes 16,878 4,645 6,216 12,976 8,506 Fixed charges 109,449 97,928 88,093 83,994 80,097 ------- ------- ------- ------- ------- Earnings available for fixed charges $202,371 $165,396 $175,655 $189,314 $162,951 ======= ======= ======= ======= ======= FIXED CHARGES Interest on long-term debt $ 88,666 $ 80,030 $ 73,772 $ 63,431 $ 66,305 Other interest 12,882 12,260 10,301 16,723 9,534 Interest on nuclear fuel burned 2,963 928 - - - One third of rental charges 4,938 4,710 4,020 3,840 4,258 ------- ------- ------- ------- ------- $109,449 $ 97,928 $ 88,093 $ 83,994 $ 80,097 ======= ======= ======= ======= ======= RATIO OF EARNINGS TO FIXED CHARGES 1.85 1.69 1.99 2.25 2.03 ======= ======= ======= ======= ======= EXHIBIT 12 PAGE 2 OF 2 THE UNITED ILLUMINATING COMPANY COMPUTATION OF RATIO OF EARNINGS TO COMBINED FIXED CHARGES AND PREFERRED STOCK DIVIDEND REQUIREMENTS (IN THOUSANDS) YEAR ENDED DECEMBER 31, ----------------------------------------------------------------------- 1992 1993 1994 1995 1996 ------ ------ ------ ------ ------ EARNINGS Net income $ 56,768 $ 40,481 $ 46,795 $ 50,393 $ 39,096 Federal income taxes 19,276 22,342 34,551 41,951 35,252 State income taxes 16,878 4,645 6,216 12,976 8,506 Fixed charges 109,449 97,928 88,093 83,994 80,097 ------- ------- ------- ------- ------- Earnings available for combined fixed charges and preferred stock dividend requirements $202,371 $165,396 $175,655 $189,314 $162,951 ======= ======= ======= ======= ======= FIXED CHARGES AND PREFERRED STOCK DIVIDEND REQUIREMENTS Interest on long-term debt $ 88,666 $ 80,030 $ 73,772 $ 63,431 $ 66,305 Other interest 12,882 12,260 10,301 16,723 9,534 Interest on nuclear fuel burned 2,963 928 - - - One third of rental charges 4,938 4,710 4,020 3,840 4,258 Preferred stock dividend requirements (1) 7,100 7,197 6,223 2,778 699 ------- ------- ------- ------- ------- $116,549 $105,125 $ 94,316 $ 86,772 $ 80,796 ======= ======= ======= ======= ======= RATIO OF EARNINGS TO FIXED CHARGES AND PREFERRED STOCK DIVIDEND REQUIREMENTS 1.74 1.57 1.86 2.18 2.02 ======= ======= ======= ======= ======= - ------------ (1) Preferred Stock Dividends increased to reflect the pre-tax earnings required to cover such dividend requirements.