Since 1960, Holstein dairy cows have exhibited a substantial decline in fertility, with serious economic consequences for farmers. Genetic selection programs in the United States and elsewhere have emphasized milk production ...
Veterinary medicine
Aug 24, 2020
0
6
Researchers in Spain propose mitigating methane production by dairy cattle through breeding. In an article appearing in the Journal of Dairy Science, scientists are targeting reduction of enteric methane in the breeding objectives ...
Plants & Animals
Jul 22, 2020
0
5
Cheese production relies on coagulation of milk proteins into a gel matrix after addition of rennet. Milk that does not coagulate (NC) under optimal conditions affects the manufacturing process, requiring a longer processing ...
Biochemistry
Jul 20, 2020
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11
It is estimated that in the United States, environmental heat stress in cows costs the dairy industry more than $1.5 billion annually due to decreased milk production, impaired reproductive performance, increased rates of ...
Veterinary medicine
Jul 16, 2020
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5
The enteric methane mitigation potential of 3-nitrooxypropanol (3-NOP) has been confirmed in previous studies. 3-NOP is highly soluble and rapidly metabolized in the rumen. Previous studies have shown a persistent methane ...
Environment
Jun 24, 2020
1
10
Dairy producers are feeding dairy calves more milk before weaning, as research has demonstrated that greater milk consumption provides short- and long-term benefits for calves. Encouraging solid feed consumption by calves ...
Veterinary medicine
Jun 22, 2020
0
4
Genomic selection has become a critical tool for the dairy industry around the world since genomic evaluations were first implemented in the United States and Canada in 2009. The 2019 ADSA Annual Meeting featured the Joint ...
Biotechnology
May 18, 2020
0
7
Artificial insemination (AI), breeding value estimation, and genomic selection have allowed substantial increases in milk and component yields for Holstein cows. However, their widespread use has also led to challenges including ...
Plants & Animals
May 11, 2020
0
5
Producing a liter of milk in California emits less greenhouse gas and uses less land and water than it did in 1964, according to a recent study from researchers at the University of California, Davis.
Environment
Mar 12, 2020
0
295
The addition of 3-Nitrooxypropanol to the feed of dairy cows reduced their enteric methane emissions by about 25% in a recently published study—one in a series of Penn State studies of the investigational substance in the ...
Ecology
Feb 24, 2020
1
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