EXHIBIT 11.1 TRITON ENERGY LIMITED AND SUBSIDIARIES COMPUTATION OF EARNINGS PER ORDINARY SHARE (IN THOUSANDS, EXCEPT PER SHARE AMOUNTS) (UNAUDITED) THREE MONTHS ENDED SIX MONTHS ENDED JUNE 30, JUNE 30, -------------------- ------------------ 1997 1996 1997 1996 -------------------- -------- ------------------ -------- PRIMARY COMPUTATION: Earnings (loss) from continuing operations $ (308) $12,696 $ 3,178 $24,047 Dividends on preference shares --- --- (213) (772) -------------------- -------- ------------------ -------- Earnings (loss) from continuing operations applicable to ordinary shares (308) 12,696 2,965 23,275 Loss from discontinued operations --- --- --- --- -------------------- -------- ------------------ -------- Earnings (loss) before extraordinary item applicable to ordinary shares (308) 12,696 2,965 23,275 Extraordinary item on extinguishment of debt (14,491) (434) (14,491) (434) -------------------- -------- ------------------ -------- Net earnings (loss) applicable to ordinary shares $ (14,799) $12,262 $ (11,526) $22,841 -------------------- -------- ------------------ -------- Shares: Average number of ordinary shares outstanding 36,432 35,661 36,404 35,536 Additional shares assuming conversion of stock options and convertible debentures 478 1,072 577 1,133 -------------------- -------- ------------------ -------- Average ordinary and equivalent shares outstanding 36,910 36,733 36,981 36,669 -------------------- -------- ------------------ -------- PRIMARY EARNINGS (LOSS) PER ORDINARY SHARE: Continuing operations $ (0.01) $ 0.34 $ 0.08 $ 0.63 Discontinued operations --- --- --- --- Extraordinary item (0.39) (0.01) (0.39) (0.01) -------------------- -------- ------------------ -------- Net earnings (loss) $ (0.40) $ 0.33 $ (0.31) $ 0.62 -------------------- -------- ------------------ -------- FULLY DILUTED COMPUTATION:* Earnings (loss) from continuing operations $ (308) $12,696 $ 3,178 $24,047 Net interest expense related to convertible debt --- 196 --- 392 -------------------- -------- ------------------ -------- Adjusted earnings (loss) from continuing operations applicable to ordinary shares (308) 12,892 3,178 24,439 Loss from discontinued operations --- --- --- --- -------------------- -------- ------------------ -------- Adjusted earnings (loss) before extraordinary item applicable to ordinary shares (308) 12,892 3,178 24,439 Extraordinary item on extinguishment of debt (14,491) (434) (14,491) (434) -------------------- -------- ------------------ -------- Net earnings (loss) applicable to ordinary shares as adjusted $ (14,799) $12,458 $ (11,313) $24,005 -------------------- -------- ------------------ -------- Shares: Average number of ordinary shares outstanding 36,432 35,661 36,404 35,536 Additional shares assuming conversion of: Stock options and convertible debentures 693 1,071 698 1,132 Preference shares 218 257 218 257 Convertible debt of affiliate --- 550 --- 556 -------------------- -------- ------------------ -------- Average ordinary and equivalent shares outstanding as adjusted 37,343 37,539 37,320 37,481 -------------------- -------- ------------------ -------- FULLY DILUTED EARNINGS (LOSS) PER ORDINARY SHARE: Continuing operations $ (0.01) $ 0.34 $ 0.09 $ 0.65 Discontinued operations --- --- --- --- Extraordinary item (0.39) (0.01) (0.39) (0.01) -------------------- -------- ------------------ -------- Net earnings (loss) $ (0.40) $ 0.33 $ (0.30) $ 0.64 -------------------- -------- ------------------ -------- * This calculation is submitted in accordance with Regulation S-K item 601(b)(11) although it is contrary to paragraph 40 of APB Opinion No. 15 because it produces an anti-dilutive result for the six months ended June 30, 1997 and 1996.