Exhibit 12.1 The Meridian Resource Corporation Computation of Ratio of Earnings to Fixed Charges and Earnings to Combined Fixed Charges Plus Preferred Stock Dividend Requirements ($000) Three Months Ended March 31, Year Ended December 31, ------------ ------------------------------------------------------------- 2004 2003 2002 2001 2000 1999 ------------ --------- --------- --------- --------- --------- Earnings: Earnings (loss) before cumulative effect of changes in accounting principle $ 6,586 $ 15,148 $ (47,744) $ 22,980 $ 70,470 $ 16,867 Income taxes 3,900 4,249 (22,002) 13,500 10,400 -- --------- --------- --------- --------- --------- --------- Earnings (loss) before income taxes 10,486 19,397 (69,746) 36,480 80,870 16,867 Add back: Interest expense 1,691 9,803 11,891 18,032 24,272 21,663 Amortization of deferred debt expense 478 1,693 3,239 2,060 1,261 1,216 --------- --------- --------- --------- --------- --------- Interest expense 2,169 11,496 15,130 20,092 25,533 22,879 Rental expense 554 2,330 2,184 2,088 1,907 1,419 Interest portion of rental expense 222 932 874 835 763 568 --------- --------- --------- --------- --------- --------- 12,877 31,825 (53,742) 57,407 107,166 40,314 Subtract back: Preference security dividend (1,299) (6,593) (4,268) (429) (5,400) (5,400) --------- --------- --------- --------- --------- --------- Earnings (loss) as adjusted $ 11,578 $ 25,232 $ (58,010) $ 56,978 $ 101,766 $ 34,914 ========= ========= ========= ========= ========= ========= Fixed charges: Interest expense $ 2,169 $ 11,496 $ 15,130 $ 20,092 $ 25,533 $ 22,879 Interest portion of rental expense 222 932 874 835 763 568 --------- --------- --------- --------- --------- --------- Total fixed charges 2,391 12,428 16,004 20,927 26,296 23,447 Preference security dividend 1,299 6,593 4,268 429 5,400 5,400 --------- --------- --------- --------- --------- --------- Total $ 3,690 $ 19,021 $ 20,272 $ 21,356 $ 31,696 $ 28,847 ========= ========= ========= ========= ========= ========= Ratio of earnings to fixed charges 5.39 2.56 -- 2.74 4.08 1.72 Ratio of earnings to combined fixed charges and preference dividends 3.14 1.33 -- 2.67 3.21 1.21