“…Davis (10) in the study designed to gain mors information on the effect cf systems of feedings on characteristics of beef steers, reported that there is a high degree of correlation between the type of feed, the feeding systems, and the carcass characteristics of beef cuts, i.e.. carcass grade, marbling score, fat cover, and tenderness. Economists, such as Houck (17), Crom (7), Langemier and Finley (23), and Langemier and Thompson (24) According to Fox (13), several factors caused the existing econometric forecasting models to fall short in providing adequate forecast for 1972-1973 but foreign trade was critical.…”