Exhibit 12 PP&L RESOURCES, INC. AND SUBSIDIARIES - ------------------------------------- COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (Millions of Dollars) 12 Months Ended 12 Months Ended September 30, December 31, --------------- ------------------------------------------------------- 1999(a) 1998(a) 1997 1996 1995 1994 --------------- -------------- --------- ------- ----------- ------ Fixed charges, as defined: Interest on long-term debt............................. $ 220 $ 203 $ 196 $ 207 $ 213 $ 214 Interest on short-term debt and other interest.................................. 51 33 26 17 18 18 Amortization of debt discount, expense and premium - net.................................... 3 2 2 2 2 2 Interest on capital lease obligations Charged to expense................................. 8 8 9 13 15 12 Capitalized........................................ 1 2 2 2 2 1 Estimated interest component of operating rentals.................................... 20 18 15 8 8 6 Proportionate share of fixed charges of 50-percent-or-less-owned persons.................. 1 1 1 1 1 1 --------------- -------------- --------- ------- ----------- ------ Total fixed charges............................ $ 304 $ 267 $ 251 $ 250 $ 259 $ 254 =============== ============== ========= ======= =========== ====== Earnings, as defined: Net income............................................. $ 433 $ 379 $ 296 $ 329 $ 323 $ 216 Preferred and Preference Stock Dividend Requirements (b)............................ 25 25 24 28 28 28 Less undistributed income of less than 50-percent-owned persons........................ - - - - - - --------------- -------------- --------- ------- ----------- ------ 458 404 320 357 351 244 Add (Deduct): Income taxes........................................... 150 259 238 253 286 180 Amortization of capitalized interest on capital leases...................................... 2 2 2 4 5 9 Total fixed charges as above (excluding capitalized interest on capital lease obligations)........................ 303 265 248 248 257 253 --------------- -------------- --------- ------- ----------- ------ Total earnings................................. $ 913 $ 930 $ 808 $ 862 $ 899 $ 686 =============== ============== ========= ======= =========== ====== Ratio of earnings to fixed charges................................................ 3.00 3.48 3.22 3.45 3.47 2.70 =============== ============== ========= ======= =========== ====== (a) Excluding extraordinary items and deferred tax adjustments related to securitization. (b) Includes distributions on company-obligated mandatorily redeemable preferred securities of subsidiary trusts holding solely company debentures. 48