Exhibit 12 SOUTH JERSEY INDUSTRIES Calculation of Ratio of Earnings to Fixed Charges (Before Federal Income Taxes) (In Thousands) Fiscal Year Ended December 31, 1994 1993 1992 1991 1990 Net Income * $ 12,379 $ 14,971 $ 15,127 $ 11,702 $ 11,622 Federal Income Taxes, Net 5,584 7,055 7,092 5,449 5,073 Fixed Charges ** 16,211 15,775 16,043 15,513 15,141 Total Available $ 34,174 $ 37,801 $ 38,262 $ 32,664 $ 31,836 Total Available 2.11x 2.40x 2.38x 2.11x 2.10x Fixed Charges * Net Income before Cumulative Effect of a Change in Accounting Principle. ** Includes interest and preferred stock dividend requirements of a subsidiary