EXHIBIT 12 NAC RE CORP. AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN THOUSANDS) YEAR ENDED DECEMBER 31, ------------------------------------------------------ 1996 1995 1994 1993 1992 ---------- --------- --------- --------- --------- Earnings: Operating income before income taxes............................ $89,036 $78,821 $42,290 $49,497 $3,606 ---------- --------- --------- --------- --------- Add back fixed charges: Interest expense................................................ 21,976 15,381 14,196 13,324 4,538 Amortization of related debt expenses........................... 346 267 258 258 68 Assumed interest component of rent expenses..................... 1,311 1,235 1,099 1,194 1,114 ---------- --------- --------- --------- --------- Total fixed charges........................................... 23,633 16,883 15,553 14,776 5,720 ---------- --------- --------- --------- --------- Adjusted earnings............................................... $112,669 $95,704 $57,843 $64,273 $9,326 ---------- --------- --------- --------- --------- ---------- --------- --------- --------- --------- Ratio of earnings to fixed charges.............................. 4.8 to 1 5.7 to 1 3.7 to 1 4.3 to 1 1.6 to 1 ---------- --------- --------- --------- --------- ---------- --------- --------- --------- ---------