EXHIBIT 12 WPL HOLDINGS, INC. AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND PREFERRED DIVIDEND REQUIREMENTS AFTER INCOME TAXES. 1993 1992 1991 1990 1989 (In Thousands) Net income before preferred stock dividends of subsidiary $ 66,451 $ 61,818 $ 69,741 $63,349 $55,293 Add: Interest on debt 38,073 38,954 35,691 33,372 31,121 Estimated interest component of rental payments 3,030 2,428 2,965 2,744 2,439 -------- -------- -------- ------- ------- Net income as adjusted $107,554 $103,200 $108,397 $99,465 $88,853 ======== ======== ======== ======= ======= Fixed charges: Cash dividends on preferred stock $ 3,928 $ 3,811 $ 3,811 $ 3,811 $ 3,811 Interest on debt 38,073 38,954 35,691 33,372 31,121 Estimated interest component of rental payments 3,030 2,428 2,965 2,744 2,439 -------- ------- -------- ------- ------- Total fixed charges and preferred dividends $ 45,031 $45,193 $ 42,467 $39,927 $37,371 ======== ======= ======== ======= ======= Ratio of earnings to fixed charges and preferred dividends 2.39X 2.28X 2.55X 2.49X 2.38X ======== ======= ======== ======= =======