EXHIBIT 11.1 XL CAPITAL LTD COMPUTATION OF EARNINGS PER ORDINARY SHARE AND ORDINARY SHARE EQUIVALENT (U.S. dollars in thousands, except share and per share amounts) 1999 1998 1997 ------------------------------ BASIC EARNINGS PER SHARE: Net income................................................ $470,509 $656,330 $809,029 Weighted average ordinary shares outstanding.............. 127,601 112,034 101,708 Basic earnings per share.................................. $ 3.69 $ 5.86 $ 7.95 ------------------------------ DILUTED EARNINGS PER SHARE: Net income................................................ $470,509 $656,333 $809,029 Add back after-tax interest on convertible debentures..... 1,752 3,504 3,504 ------------------------------ Adjusted net income....................................... $472,261 $659,834 $812,533 ------------------------------ Weighted average ordinary shares outstanding.............. 127,601 112,034 101,708 Average stock options outstanding (1)..................... 1,872 2,152 1,277 Assumed conversion of convertible debentures (2).......... 831 2,020 2,020 ------------------------------ Weighted average ordinary shares outstanding.............. 130,304 116,206 105,005 ------------------------------ Diluted earnings per share................................ $ 3.62 $ 5.68 $ 7.74 ------------------------------ (1) Net of shares repurchased under the treasury stock method. (2) 1998 and 1997 reflect the assumed conversion of the NAC Re 5.25% Convertible Subordinated Debentures due 2000. The Debentures were called in June 1999 and the actual conversion is reflected in 1999. 89