To maximize milk production, efficiency, and profits, modern dairy cows are genetically
selected and bred to produce more and more milk and are fed copious quantities of high …

Fertility in dairy cows has declined over the past five decades as milk production per cow
has increased. Many hypotheses have been proposed to explain this including issues of …

Reduction in long-term milk yields represents a notable share of the economic losses
caused by bovine mastitis. Efficient, economic, and safe measures to prevent these losses …

Mastitis imposes considerable and recurring economic losses on the dairy industry
worldwide. The main objective of this study was to estimate herd-level costs incurred by …

Clinical mastitis results in considerable economic losses for dairy producers and is most
commonly diagnosed in early lactation. The objective of this research was to estimate the …

Reproductive failure in inseminated cattle results from poor fertilization and embryo survival.
Recent studies utilizing dairy and beef cattle indicate that fertilization rates are higher for …

In dairy cattle, mastitis is a disease of the mammary gland caused by pathogens such as
bacteria, viruses, fungi, and algae. Mastitis causes economic losses to dairy farms as well as …

In its simplest form, longevity is defined as the ability to live a long life. Within the dairy
industry, longevity has been defined and measured in many different ways, and the aim of …

Objectives were to determine factors associated with conception rate (CR) and pregnancy
loss (PL) in high producing lactating Holstein cows. In Study 1, CR was evaluated in 7633 …

Mastitis is a highly prevalent disease, which negatively affects cow performance, profitability,
welfare, and longevity. The objectives of this study were (1) to quantify the impact of the first …