Dairy cattle undergo dramatic metabolic, endocrine, physiologic and immune changes
during the peripartal period largely due to combined increases in energy requirements for …

For dairy cattle to perform well throughout and following lactations, precise dietary control
during the periparturient phase is crucial. The primary issues experienced by periparturient …

Peripartum rumen-protected choline (RPC) supplementation is beneficial for cow health and
production, yet the optimal dose is unknown. In vivo and in vitro supplementation of choline …

Colostrum is a critical nutrient source that provides passive immunity to dairy calves. Choline
is a trimethylated molecule that is frequently supplemented in the diet to periparturient dairy …

Cows experience a significant negative protein balance during the first 30 d of lactation.
Given the functional effects of AA on health, especially in challenging periods such as …

Simple Summary In terms of amino acid nutrition of dairy cows, many scholars have shown
that adding rumen-protected methionine to dairy cow feed can improve milk yield and milk …

Feeding supplemental choline and Met during the periparturient period can have positive
effects on cow performance; however, the mechanisms by which these nutrients affect …

Simple Summary Choline is a key methyl donor synthesized endogenously in mammals,
and its availability is important for various biological functions. A review of the literature …

We investigated linkages among BCS prior to calving and placentome concentrations of
metabolites, proteins in one‑carbon metabolism (OCM) and protein synthesis, and nutrient …

Because of low feed intake during the first weeks of lactation, dietary concentration of
metabolizable protein (MP) must be elevated. We evaluated effects of providing additional …