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Reproduction and Breeding Featured Articles

UK VLA Update: Fatty Liver Syndrome
Fatty liver syndrome is causing losses in dairy cattle, whilst further cases of bovine psoroptic mange have been reported, according to the Veterinary Laboratory Agency's monthly update. ...
Is Dairy Cow Fertility A Lost Cause?
A sea of change in farmers' attitudes is needed if the problem of poor fertility is to be solved in the modern dairy cow population, says Marco Winters, head of genetics for DairyCo Breeding+, in an article written for Dairy Farmer....
Calving Ease Proofs Rate Sires For Calving Performance
Calving ease proofs will help to reduce calving difficulties and their cost, although the heritability is low....
High And Low Fertility In Dairy Cows
Sean Cumins and Dr Stephen Butler describe a genetic model of high and low fertility in lactating dairy cows. This is a valuable research resource to identify strategies for improving dairy cow reproduction....
Breeding Heifers For Profit
The anticipated expansion in milk production, following the removal of EU Milk Quotas in 2015, will not be achieved without adequate numbers of AI bred, high EBI, early born and well-reared replacement heifers. Now is the time to start breeding the dairy...
Irish Dairy Producers Using Genomically Selected Sires
Using genomically selected sires in Ireland will improve the rate of genetic improvement but producers should use several bulls to reduce the risks...
RobustMilk: Improving Dairy Cow Robustness
RobustMilk is a project that has been funded through the EU Framework 7 Programme to join together six world-leading research organisations within EU that are actively working in dairy cattle breeding and have strong links with the dairy industry. It...
Iowa State University - Animal Industry Report 2011
The Annual Industry Report 2011 from Iowa State University includes a range of reports on cattle....
Starting With The End In Mind
Mycogen Seeds has become an industry leader in breeding silage-specific corn hybrids by starting with the end in mind, writes Sarah Mikesell, senior editor TheDairySite.com. ...
How Big A Problem Is Dairy Cow Mortality In The US?
Franlyn Garry from Colorado State University, has said that the frequency of adult dairy cow mortality appears to be increasing, and is related to culling, disease, and injury problems....
Building Up Concentrate Feed Levels Slowly - Are There Benefits?
During early lactation high yielding dairy cows are unable to consume sufficient food to support high levels of milk production, writes Andrew Dales, from the Agri-Food Biosciences Institure, Northern Ireland....
What Is An EBV And How Can It Help You?
Estimated breeding values (EBVs) are an essential selection tool, which are underused in the UK, says William Haires, Nuffield scholar and Pedigree/ Commercial beef breeder. ...
Managing Endometritis In Dairy Cows
Endometritis or whites is defined as the presence of pus in a vaginal discharge 21 days or more after calving, typically about 15 per cent of cows are affected, says XL Veterinary Group. ...
Natural Service Vs. Timed AI
Recently, a field study conducted by Fabio Lima, Carlos Risco, Albert De Vries, Jose Santos, and William Thatcher, from the University of Florida, compared reproductive performance of lactating dairy cows in a commercial dairy farm with cows bred by natural...
Prevalence And Control Of BVDV
A study conducted by the USDA National Animal Health Monitoring System looks at the prevalence and control of bovine viral diarrhea virus (BVDV) on US cow-calf operations between 2007-2008....
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