This text aims to act as the one-stop reference that the feed industry personnel, extension agents, and commercial growers of beef, pork, chicken and other livestock can use to quickly solve their most challenging feed formulation problems. This combination book-PC software package presents a wide range of practical feed formulation problems, shows step-by-step how to solve them, and discusses the economic implications of each one. The book begins with solving a simple ration balancing problem, then goes on to discuss more complex feed formulation techniques in terms of both their practical applications and economic implications. Helpful commentary and examples throughout enable readers to experiment with the material presented as well as with feed strategies of their own. This book should be of interest to industry personnel, extension agents, and commerical growers of beef, pork, chicken.