The corn fed to animals does produce valuable food to people, mainly in the form of dairy and meat products. For corn-fed animals, the efficiency of converting grain to meat and dairy calories ranges from roughly 3 percent to 40 percent, means that little of the corn crop actually ends up feeding human population.

The corn fed to animals does produce valuable food to people, mainly in the form of dairy and meat products. For corn-fed animals, the efficiency of converting grain to meat and dairy calories ranges from roughly 3 percent to 40 percent, means that little of the corn crop actually ends up feeding human population.