Exhibit 12 DOMINION RESOURCES, INC. COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (millions, except ratios) Three Months Twelve Months Ended December 31, Ended March 31, 1995 1996 1997* 1998 1999** 2000 --------- --------- --------- --------- --------- ---- Net Income $ 425 $ 472 $ 399 $ 536 $ 296 $ 141 Distributed income from unconsolidated investees, less equity in earnings thereof ($3) Add: Income Taxes $ 187 $ 219 $ 233 $ 306 $ 259 $ 74 ---------------------------------------------------------------- Total $ 612 $ 691 $ 632 $ 842 $ 555 $ 212 ---------------------------------------------------------------- Fixed Charges: Interest Charges $ 390 $ 400 $ 641 $ 614 $ 538 $ 208 Estimated Interest Factor of Rents Charged to Operating Expenses, Clearing & Other Accounts $ 6 $ 6 $ 8 $ 6 $ 8 $ 5 ---------------------------------------------------------------- Total Fixed Charges $ 396 $ 405 $ 649 $ 620 $ 546 $ 213 ---------------------------------------------------------------- ---------------------------------------------------------------- Earnings as Defined $ 1,008 $ 1,097 $ 1,281 $ 1,462 $ 1,101 $ 425 ================================================================ Ratio of Earnings to Fixed Charges 2.55 2.71 1.97 2.36 2.02 2.00 ================================================================ * Net income for the twelve months ended December 31, 1997 includes the one- time charge of $156.6 million for the windfall profits tax levied by the U.K. government. Excluding this charge from the calculation above results in a ratio of earnings to fixed charges for the twelve months ended December 31, 1997 of 2.22x. ** Net income for the twelve months ended December 31, 1999 includes the one-time charge of $254.8 million for the write-off of regulatory assets. Excluding this charge from the calculation above results in a ratio of earnings to fixed charges for the twelve months ended December 31, 1999 of 2.48x.