EXHIBIT 12 INDIANA MICHIGAN POWER COMPANY Computation of Consolidated Ratio of Earnings to Fixed Charges (in thousands except ratio data) Twelve Months Year Ended December 31, Ended 1995 1996 1997 1998 1999 3/31/00 Fixed Charges: Interest on First Mortgage Bonds. . . $ 43,410 $ 41,209 $ 39,678 $ 35,910 $ 31,442 $ 29,289 Interest on Other Long-term Debt. . . 23,564 20,100 21,064 27,457 38,623 43,131 Interest on Short-term Debt . . . . . 2,003 2,982 3,248 4,903 9,207 12,548 Miscellaneous Interest Charges. . . . 3,472 3,262 3,187 3,113 6,754 4,032 Estimated Interest Element in Lease Rentals . . . . . . . . . . . 82,700 82,600 79,700 79,300 73,800 73,800 Total Fixed Charges. . . . . . . $155,149 $150,153 $146,877 $150,683 $159,826 $162,800 Earnings: Net Income. . . . . . . . . . . . . . $141,092 $157,153 $146,740 $ 96,628 $ 32,776 $(23,847) Plus Federal Income Taxes . . . . . . 55,990 76,899 74,223 47,210 18,866 (11,004) Plus State Income Taxes . . . . . . . 7,058 9,270 7,519 4,938 (7,352) (9,198) Plus Fixed Charges (as above) . . . . 155,149 150,153 146,877 150,683 159,826 162,800 Total Earnings . . . . . . . . . $359,289 $393,475 $375,359 $299,459 $204,116 $118,751 Ratio of Earnings to Fixed Charges. . . 2.31 2.62 2.55 1.98 1.27 0.73