Exhibit 12 ENRON CORP. AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (Dollars in Millions) (Unaudited) Six Months Ended Year Ended December 31, 6/30/98 1997 1996 1995 1994 1993 Earnings available for fixed charges Net income $359 $105 $ 584 $ 520 $ 453 $333 Less: Undistributed earnings and losses of less than 50% owned affiliates (23) (89) (39) (14) (9) (20) Capitalized interest of nonregulated companies (17) (16) (10) (8) (9) (26) Add: Fixed charges(1) 391 674 454 436 487 471 Minority interest 44 80 75 27 30 28 Income tax expense 123 (65) 297 310 190 148 Total $877 $689 $1,361 $1,271 $1,142 $934 Fixed Charges Interest expense(1) $361 $624 $ 404 $ 386 $ 445 $436 Rental expense representative of interest factor 30 50 50 50 42 35 Total $391 $674 $ 454 $ 436 $ 487 $471 Ratio of earnings to fixed charges 2.24 1.02 3.00 2.92 2.34 1.98 <FN> (1) Amounts exclude costs incurred on sales of accounts receivables.