CONSOLIDATED EDISON COMPANY OF NEW YORK, INC. Computation in Support of Ratio of Earnings to Fixed Charges Years 1989 to 1993 (Thousands of Dollars) 1993 1992 1991 1990 1989 EARNINGS Net Income $658,522 $604,088 $566,910 $571,493 $606,065 Federal Income Tax 270,800 252,600 209,900 225,600 256,500 Federal Income Tax Deferred 106,470 81,670 94,950 77,460 68,140 Investment Tax Credits Deferred (12,260) (13,800) (13,800) (13,800) (12,580) Total Earnings Before Federal Income Tax 1,023,532 924,558 857,960 860,753 918,125 Fixed Charges* 320,554 315,305 314,661 280,053 265,132 Total Earnings Before Federal Income Tax and Fixed Charges $1,344,086 $1,239,863 $1,172,621 $1,140,806 $1,183,257 *FIXED CHARGES Interest on Long-Term Debt $272,781 $270,468 $269,420 $234,058 $214,867 Amortization of Debt Discount, Premium and Expenses 8,975 3,974 1,941 1,627 1,351 Interest Component of Rentals 19,077 19,175 20,778 22,340 26,265 Other Interest 19,721 21,688 22,522 22,028 22,649 Total Fixed Charges $320,554 $315,305 $314,661 $280,053 $265,132 Ratio of Earnings to Fixed Charges 4.19 3.93 3.73 4.07 4.46