EXHIBIT 12 AMERICAN ELECTRIC POWER COMPANY, INC. Computation of Consolidated Ratios of Earnings to Fixed Charges (in thousands except ratio data) Twelve Months Year Ended December 31, Ended ---------------------------------------------- 1997 1998 1999 2000 2001 3/31/02 ---- ---- ---- ---- ---- ------- Fixed Charges: Interest on Long-term Debt $ 698 $ 682 $ 773 $ 768 $ 733 $ 733 Interest on Short-term Debt 107 134 149 259 148 117 Miscellaneous Interest Charges 50 77 77 161 132 123 Estimated Interest Element in Lease Rentals 221 222 212 223 223 223 Preferred Stock Dividends 45 29 28 32 15 15 ------ ------ ------ ------ ------ ------ Total Fixed Charges $1,121 $1,144 $1,239 $1,443 $1,251 $1,211 ====== ====== ====== ====== ====== ====== Earnings: Income Before Income Taxes $1,414 $1,477 $1,468 $ 899 $1,572 $1,412 Plus Federal Charges (as above) 1,121 1,144 1,239 1,443 1,251 1,211 Less Undistributed Earnings in Equity Investments 36 42 46 46 28 40 ------ ------ ------ ------ ------ ------ Total Earnings $2,499 $2,579 $2,661 $2,296 $2,795 $2,583 ====== ====== ====== ====== ====== ====== Ratio of Earnings to Fixed Charges 2.22 2.25 2.14 1.59 2.23 2.13 ==== ==== ==== ==== ==== ====