Fertility is a complex trait in beef production systems and genetic evaluation procedures,
which is partly due to the numerous measures used to assess reproduction. Beyond beef …

The livestock industry and animal scientists have long recognized the importance of proper
nutrition for cattle to achieve reproductive success. Timely resumption of estrus following …

Two studies were conducted to evaluate the effects of postweaning management of British
crossbred heifers on growth and reproduction. In Exp. 1, 239 spring-born, crossbred heifers …

Background Nutrition is one of the most important factors that affect animal performance, and
it therefore also impacts on financial results in beef systems. In this way, finding the best …

ABSTRACT A 2-yr study was conducted at 2 locations to determine if supplementing beef
heifers with dried distillers grains (DDG) as an energy source affected growth or …

Balancing growth and reproductive performance in beef cattle managed in desert
environments is challenging. Our objectives were to 1) evaluate trends in growth and …

Cattle grazing dormant western rangelands may have a high ruminal acetate to propionate
ratio (A: P) and may have low tissue clearance of acetate. Increasing propionate production …

Direct reproductive traits as they are currently measured tend to be low in heritability, making
the beef female's environment key to reproductive success. Large cow size and high milk …

Context Few studies have evaluated the effects of providing concentrate pre-or postpartum,
or during both of these intervals, to beef cows grazing tropical pastures, even though this …

The aims of this experiment were to study suckling manipulation strategies, such as early
weaning, suckling inhibition with nose plates or temporary weaning for 5 days, on …