Exhibit 12 WESTERN RESOURCES, INC. Computations of Ratio of Earnings to Fixed Charges and Computations of Ratio of Earnings to Combined Fixed Charges and Preferred and Preference Dividend Requirements (Dollars in Thousands) Unaudited Twelve Months Ended September 30, Year Ended December 31, 1997 1996 1995 1994 1993 1992 Net Income . . . . . . . . . . . $ 606,206 $168,950 $181,676 $187,447 $177,370 $127,884 Taxes on Income. . . . . . . . . 461,912 86,102 83,392 99,951 78,755 46,099 Net Income Plus Taxes. . . . 1,068,118 255,052 265,068 287,398 256,125 173,983 Fixed Charges: Interest on Long-Term Debt . . 103,031 105,741 95,962 98,483 123,551 117,464 Interest on Other Indebtedness 70,802 34,685 27,487 20,139 19,255 20,009 Interest on Other Mandatorily Redeemable Securities. . . . 18,075 12,125 372 - - - Interest on Corporate-owned Life Insurance Borrowings. . 34,683 35,151 32,325 26,932 16,252 5,294 Interest Applicable to Rentals. . . . . . . . . . . 32,906 32,965 31,650 29,003 28,827 27,429 Total Fixed Charges. . . . 259,497 220,667 187,796 174,557 187,885 170,196 Preferred and Preference Dividend Requirements: Preferred and Preference Dividends. . . . . . . . . . 4,919 14,839 13,419 13,418 13,506 12,751 Income Tax Required. . . . . . 3,748 7,562 6,160 7,155 5,997 4,596 Total Preferred and Preference Dividend Requirements . . . . . . 8,667 22,401 19,579 20,573 19,503 17,347 Total Fixed Charges and Preferred and Preference Dividend Requirements. . . . . . . . . 268,164 243,068 207,375 195,130 207,388 187,543 Earnings (1) . . . . . . . . . . $1,327,615 $475,719 $452,864 $461,955 $444,010 $344,179 Ratio of Earnings to Fixed Charges . . . . . . . . . . . . 5.12 2.16 2.41 2.65 2.36 2.02 Ratio of Earnings to Combined Fixed Charges and Preferred and Preference Dividend Requirements. . . . . 4.95 1.96 2.18 2.37 2.14 1.84 (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. Preferred and preference dividend requirements consist of an amount equal to the pre-tax earnings which would be required to meet dividend requirements on preferred and preference stock.