Ex-12e Idaho Power Company Consolidated Financial Information Supplemental Ratio of Earnings to Fixed Charges Twelve Months Ended December 31, Twelve Months (Thousands of Dollars) Ended March 31, 1994 1995 1996 1997 1998 1999 Earnings, as defined: Income before income taxes.................. $109,173 $135,333 $142,710 $138,746 $140,984 $145,770 Adjust for distributed income of equity investees................................. 326 (2,058) (1,413) (3,943) (4,697) (7,490) Equity in loss of equity method investments............................... 0 0 0 0 476 611 Minority interest in losses of majority owned subs................................ 0 0 0 0 (125) (102) Supplemental fixed charges, as below........ 57,849 59,992 60,939 64,317 64,051 64,495 Total earnings, as defined.............. $167,348 $193,267 $202,236 $199,120 $200,689 $203,284 Fixed charges, as defined: Interest charges............................ $54,433 $56,456 $57,348 $60,761 $60,677 $60,992 Rental interest factor...................... 794 925 991 982 801 934 Total fixed charges..................... 55,227 57,381 58,339 61,743 61,478 61,926 Supplemental increment to fixed charges*.... 2,622 2,611 2,600 2,574 2,573 2,569 Total supplemental fixed charges........ $57,849 $59,992 $60,939 $64,317 $64,051 $64,495 Supplemental ratio of earnings to fixed charges. 2.89x 3.22x 3.32x 3.10x 3.13x 3.15x * Explanation of increment: Interest on the guaranty of American Falls Reservoir District bonds and Milner Dam Inc. notes which are already included in operating expense. Exhibit 12-E