Many catfish feed production company that produce catfish feed in various locations, however, the price of the feed is too high as compared to the selling price which is in ratio 0.7/1. Means 30% profit. But the selling price of catfish nowadays is now much expensive. If farmer can get feed at lower rate this can reduce the selling price of catfish. What's the best catfish formula that minimizes cost for farmers? One which farmers can produce themselves, though might not be a total production exhaustive.