Exhibit 12 KANSAS GAS AND ELECTRIC COMPANY Computations of Ratio of Earnings to Fixed Charges (Dollars in Thousands) 1996 1995 1994 Net Income. . . . . . . . . . . . . $ 96,274 $110,873 $104,526 Taxes on Income . . . . . . . . . . 36,258 51,787 55,349 Net Income Plus Taxes. . . . . 132,532 162,660 159,875 Fixed Charges: Interest on Long-Term Debt. . . . 46,304 47,073 47,827 Interest on Other Indebtedness. . 11,758 5,190 5,183 Interest on Corporate-owned Life Insurance Borrowings . . . 27,636 25,357 20,990 Interest Applicable to Rentals. . 25,539 25,375 25,096 Total Fixed Charges . . . . . 111,237 102,995 99,096 Earnings (1). . . . . . . . . . . . $243,769 $265,655 $258,971 Ratio of Earnings to Fixed Charges. 2.19 2.58 2.61 1992 Pro Forma April 1 | January 1 1993 1992 (2) to Dec. 31 | to March 31 (Successor) |(Predecessor) Net Income. . . . . . . . . . . . . $108,103 $ 77,981 $ 71,941 | $ 6,040 Taxes on Income . . . . . . . . . . 46,896 20,378 23,551 | (3,173) Net Income Plus Taxes. . . . . 154,999 98,359 95,492 | 2,867 | Fixed Charges: | Interest on Long-Term Debt. . . . 53,908 57,862 42,889 | 14,973 Interest on Other Indebtedness. . 6,075 15,121 11,777 | 3,344 Interest on Corporate-owned | Life Insurance Borrowings . . . 11,865 7,155 5,294 | 1,861 Interest Applicable to Rentals. . 24,967 30,212 22,133 | 8,079 Total Fixed Charges . . . . . 96,815 110,350 82,093 | 28,257 | Earnings (1). . . . . . . . . . . . $251,814 $208,709 $177,585 | $ 31,124 | Ratio of Earnings to Fixed Charges. 2.60 1.89 2.16 | 1.10 (1) Earnings are deemed to consist of net income to which has been added income taxes (including net deferred investment tax credit) and fixed charges. Fixed charges consist of all interest on indebtedness, amortization of debt discount and expense, and the portion of rental expense which represents an interest factor. (2) The pro forma information for the year ended December 31, 1992 was derived by combining the historical information of the three month period ended March 31, 1992 (Predecessor) and the nine month period ended December 31, 1992 (Successor). No purchase accounting adjustments were made for periods prior to the Merger in determining pro forma amounts because such adjustments would be immaterial. (See Note 1 of Notes to Financial Statements)