Exhibit 12 Delmarva Power & Light Company Ratio of Earnings to Fixed Charges ---------------------------------- (Dollars in Thousands) 12 Months Ended 3/31/94 1993 -------- -------- Net income $116,304 $111,076 -------- -------- Income taxes 73,927 67,102 -------- -------- Fixed charges: Interest on long-term debt including amor- tization of discount, premium and expense 61,605 62,651 Other interest 9,065 9,245 -------- -------- Total fixed charges 70,670 71,896 -------- -------- Nonutility capitalized interest (260) (246) -------- -------- Earnings before income taxes and fixed charges $260,641 $249,828 ======== ======== Ratio of earnings to fixed charges 3.69 3.47 For purposes of computing the ratio, earnings are net income plus income taxes and fixed charges less nonutility capitalized interest. Fixed charges consist of interest on long- and short-term debt, amortization of debt discount, premium and expense, plus the interest factor associated with the Company's major leases, and one-third of the remaining annual rentals. -20-