EXHIBIT 12 PAGE 1 OF 2 THE UNITED ILLUMINATING COMPANY COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (IN THOUSANDS) TWELVE MONTHS ENDED YEAR ENDED DECEMBER 31, JUNE 30, ------------------------------------------------------------------------- 1994 1995 1996 1997 1998 1999 ---- ---- ---- ---- ---- ---- EARNINGS Net income $46,795 $50,393 $39,096 $45,791 $47,043 $51,619 Federal income taxes 34,551 41,951 35,252 30,186 31,342 45,642 State income taxes 6,216 12,976 8,506 8,651 9,001 11,173 Fixed charges 88,093 83,994 80,097 78,016 75,187 64,069 ------------ ----------- ------------ ----------- ----------- ------------ Earnings available for fixed charges $175,655 $189,314 $162,951 $162,644 $162,573 $172,503 ============ =========== ============ =========== =========== ============ FIXED CHARGES Interest on long-term debt $73,772 $63,431 $66,305 $63,063 $60,214 $46,117 Other interest 10,301 16,723 9,534 10,881 10,931 14,254 One third of rental charges 4,020 3,840 4,258 4,072 4,042 3,698 ------------ ----------- ------------ ----------- ----------- ------------ $88,093 $83,994 $80,097 $78,016 $75,187 $64,069 ============ =========== ============ =========== =========== ============ RATIO OF EARNINGS TO FIXED CHARGES 1.99 2.25 2.03 2.08 2.16 2.69 ============ =========== ============ =========== =========== ============ 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) TWELVE MONTHS ENDED YEAR ENDED DECEMBER 31, JUNE 30, -------------------------------------------------------------------- 1994 1995 1996 1997 1998 1999 ---- ---- ---- ---- ---- ---- EARNINGS Net income $46,795 $50,393 $39,096 $45,791 $47,043 $51,619 Federal income taxes 34,551 41,951 35,252 30,186 31,342 45,642 State income taxes 6,216 12,976 8,506 8,651 9,001 11,173 Fixed charges 88,093 83,994 80,097 78,016 75,187 64,069 ----------- ---------- ----------- ---------- ---------- ----------- Earnings available for combined fixed charges and preferred stock dividend requirements $175,655 $189,314 $162,951 $162,644 $162,573 $172,503 =========== ========== =========== ========== ========== =========== FIXED CHARGES AND PREFERRED STOCK DIVIDEND REQUIREMENTS Interest on long-term debt $ 73,772 $ 63,431 $ 66,305 $ 63,063 $60,214 $46,117 Other interest 10,301 16,723 9,534 10,881 10,931 14,254 One third of rental charges 4,020 3,840 4,258 4,072 4,042 3,698 Preferred stock dividend requirements (1) 6,223 2,778 699 379 381 351 ----------- ---------- ----------- ---------- ---------- ----------- $94,316 $86,772 $80,796 $78,395 $75,568 $64,420 =========== ========== =========== ========== ========== =========== RATIO OF EARNINGS TO FIXED CHARGES AND PREFERRED STOCK DIVIDEND REQUIREMENTS 1.86 2.18 2.02 2.07 2.15 2.68 =========== ========== =========== ========== ========== =========== (1) Preferred Stock Dividends increased to reflect the pre-tax earnings required to cover such dividend requirements.