Considerable progress has been made in understanding the protein and amino acid (AA)
nutrition of dairy cows. The chemistry of feed crude protein (CP) appears to be well …

The body condition score (BCS) of a dairy cow is an assessment of the proportion of body fat
that it possesses, and it is recognized by animal scientists and producers as being an …

The effect of the content of lysine and methionine in metabolizable protein (MP) on lactation
performance and N utilization in Chinese Holstein cows was determined. A control diet (C) …

This trial was designed to investigate the effects of industrial hemp ethanol extraction
byproduct (IHEEB) and Chinese wildrye hay (CWH) replacement of alfalfa hay (AH) on …

This research aimed to investigate the effects of replacing soybean meal with high-oil
pumpkin seed cake (HOPSC) on ruminal fermentation, lactation performance, milk fatty acid …

Farm sustainable intensification is an important strategy to reduce environmental impacts,
which can be obtained in particular through improvements in the milk production per cow …

This meta-analysis of 39 experiments containing 118 treatments explored the effects of diet
interventions in early lactation on the proportion of dairy cows pregnant to artificial …

Milk production responses of grazing cows offered supplements in different ways were
measured. Holstein-Friesian cows, averaging 227d in milk, were allocated into 6 groups of …

Protein supply and requirements by ruminants have been studied for more than a century.
These studies led to the accumulation of lots of scientific information about digestion and …

The UK dairy sector has undergone considerable structural change in recent years, with a
decrease in the number of producers accompanied by an increased average herd size and …