1 EXHIBIT 12.1 Earnings Per Share Corn Products International, Inc. Computation of Net Income Per Share of Capital Stock (All figures are in thousands except per share data) Year Ended December 31, 1999 ---------------------- Basic Shares outstanding at the start of the period 37,560 Weighted average of new shares issued during the period 21 Weighted average of shared issued during the period for exercise of stock options 1 Weighted average of treasury shares purchased during the period -279 --------- Average shares outstanding - basic 37,303 Effect of Dilutive Securities Dilutive shares outstanding - Assuming dilution 823 Shares assumed to have been purchased for treasury with assumed proceeds from the exercise of stock options -725 --------- Average shares outstanding - assuming dilution 37,401 Income from continuing operations 77,191 Net income 77,191 Income Per Share - Basic Continuing operations 2.06 Net Income 2.06 Income Per Share - Dilutive Continuing operations 2.06 Net Income 2.06