This document discusses the classification and identification of various cattle breeds. It begins by outlining how cattle breeds have developed through selective breeding over many generations. It then defines what constitutes a cattle breed and notes there are over 250 recognized breeds worldwide. The document proceeds to describe traits of economic importance to beef cattle like reproductive performance, growth rates, and carcass quality. Finally, it provides details on specific breeds, categorizing them as tropical Zebu cattle, tropical cattle of European type, or temperate breeds, and highlighting traits of several example breeds.