EXHIBIT 12(a) PPL CORPORATION AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (Millions of Dollars) 12 MONTHS ENDED 12 MONTHS ENDED JUNE 30, DECEMBER 31, ----------- -------------------------------------------------------- 2000 1999 (c) 1998 (c) 1997 (c) 1996 (c) -------- -------- -------- -------- -------- Fixed charges, as defined: Interest on long-term debt................ $ 277 $ 233 $ 203 $ 196 $ 207 Interest on short-term debt and other interest..................... 62 47 33 26 17 Amortization of debt discount, expense and premium - net....................... 5 4 2 2 2 Interest on capital lease obligations Charged to expense.................... 8 9 8 9 13 Capitalized........................... 1 2 2 2 Estimated interest component of operating rentals....................... 22 20 18 15 8 ------ ----- ----- ----- ----- Total fixed charges............... $ 374 $ 314 $ 266 $ 250 $ 249 ====== ===== ===== ===== ===== Earnings, as defined: Net income (a)............................ $ 529 $ 478 $ 379 $ 296 $ 329 Preferred Stock Dividend Requirements............................ 25 26 25 24 28 Less undistributed income of equity method investments............... 53 56 3 (25) 8 ------ ----- ----- ----- ----- 501 448 401 345 349 Add (Deduct): Income taxes.............................. 200 174 259 238 253 Amortization of capitalized interest on capital leases...................... 2 2 2 2 4 Total fixed charges as above (excluding capitalized interest on capital lease obligations)........... 373 313 264 248 247 ------ ----- ----- ----- ----- Total earnings.................... $1,076 $ 937 $ 926 $ 833 $ 853 ====== ===== ===== ===== ===== Ratio of earnings to fixed charges (b) (c)........................... 2.88 2.98 3.48 3.33 3.43 ====== ===== ===== ===== ===== (a) 2000, 1999 and 1998 net income excluding extraordinary items. (b) Based on earnings excluding one-time adjustments, the ratio of earnings to fixed charges are: June 2000, 2.77; 1999, 2.68; 1998, 3.10; and 1997, 3.51 (c) Ratio of earnings to fixed charges for years 1999 and prior were recalculated to give proper effect of undistributed earnings of equity method investments.