Exhibit 12 SOUTH CAROLINA ELECTRIC & GAS COMPANY CALCULATION OF BOND RATIO FOR THE YEAR ENDED DECEMBER 31, 1996 (Thousands of Dollars) Net earnings(1) $408,299 Divide by annualized interest charges on: Bonds authenticated under the Company's First and Refunding Mortgage Bond Indenture $36,336 Other indebtedness(1) $57,137 Total annualized interest charges $ 93,473 Bond ratio 4.37 (1) As defined under the Company's First and Refunding Mortgage Bond Indenture (Old Mortgage). 93 SOUTH CAROLINA ELECTRIC & GAS COMPANY CALCULATION OF NEW BOND RATIO FOR THE YEAR ENDED DECEMBER 31, 1996 (Thousands of Dollars) Net earnings(1) $551,360 Divide by annualized interest charges on: Bonds authenticated under the Company's First Mortgage Bond Indenture $57,137 Other indebtedness(1) $36,336 Total annualized interest charges $ 93,473 New Bond Ratio 5.90 (1) As defined under the Company's Collateral Trust Mortgage Indenture (New Mortgage). 94 SOUTH CAROLINA ELECTRIC & GAS COMPANY CALCULATION OF PREFERRED STOCK RATIO FOR THE YEAR ENDED DECEMBER 31, 1996 (Thousands of Dollars) Net Earnings (1) $294,998 Divide by annualized interest charges on: Bonds authenticated under the Company's mortgage bond indentures $93,473 Other indebtedness(1) $ 6,416 Preferred Dividend Requirements $ 5,372 Total annualized interest charges $105,261 Preferred stock ratio 2.80 (1) As defined under the Company's Restated Articles of Incorporation. 95 SOUTH CAROLINA ELECTRIC & GAS COMPANY COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES For Each of the Five Years Ended December 31, 1996 (Thousands of Dollars) Year Ended December 31, 1996 1995 1994 1993 1992 Fixed Charges as defined: Interest on long-term debt.................. $ 94,834 $ 96,138 $ 85,368 $ 77,975 $ 79,452 Amortization of debt premium, discount and expense (net).............................. 2,315 2,223 1,993 1,435 765 Interest on debt to affiliate............... - 114 279 29 16 Other interest expense...................... 7,367 9,210 4,910 5,783 6,761 Interest component of rentals............... 2,255 2,771 2,692 2,823 923 Total Fixed Charges (A)................. $106,771 $110,456 $ 95,242 $ 88,045 $ 87,917 Earnings, as defined: Income...................................... $190,482 $169,185 $152,043 $145,968 $102,163 Income taxes................................ 108,176 97,249 82,716 80,738 50,158 Total fixed charges above................... 106,771 110,456 95,242 88,045 87,917 Total Earnings (B)...................... $405,429 $376,890 $330,001 $314,751 $240,238 Ratio of Earnings to fixed charges (B/A)...... 3.80 3.41 3.46 3.57 2.73 96