The document provides criteria for selecting good replacement breeder stocks for cattle. It discusses several factors to consider, including milking ability and femininity, age, breeding ability, and physical conformation. Specifically, it recommends selecting cattle that are 4-8 years old, calve regularly, regain weight after lactation quickly, and have udders that are soft, flexible and spongy. The document also provides definitions of cattle terms and asks guiding questions about the importance of criteria in breeder stock selection.