Exhibit 12 SOUTH JERSEY GAS COMPANY Calculation of Ratio of Earnings from Continuing Operations to Fixed Charges (IN THOUSANDS) Fiscal Year Ended December 31, ------------------------------------------------------------------------------- 2004 2003 2002 2001 2000 ------------------------------------------------------------------------------- Net Income* $31,462 $26,608 $23,222 $21,527 $21,855 Income Taxes, Net 22,969 19,619 17,372 15,693 16,703 Fixed Charges** 18,639 19,868 20,972 23,409 24,255 Capitalized Interest (733) (564) (359) (221) (24) ------------------------------------------------------------------------------- Total Available for Coverage $72,337 $65,531 $61,207 $60,408 $62,789 =============================================================================== Total Available 3.9x 3.3x 2.9x 2.6x 2.6x - ------------------------------------ Fixed Charges <FN> * Net Income before Discontinued Operations ** Fixed charges consist of interest charges and preferred dividend requirement amounting to $135,000 in 2004 ( rentals are not material). </FN>