Source: Lactanet Each year, the genetic base used to express genetic evaluations in Canada is updated in conjunction with the first official release.  The definition of each genetic base used is therefore as follows: The table below indicates the amount of...
Source: Frontiers Journal Jan Pieter VAN DER BERG1  , Gijs A. KLETER1 , Evy BATTAGLIA1 , Martien A. M. GROENEN2 , Esther J. KOK1 Author information - 1. Wageningen Food Safety Research, Wageningen University and Research, 6700 AE Wageningen, the Netherlands 2. Animal Breeding and Genomics, Wageningen University and Research, 6700 AH...
Source: Lactanet Average lactation yields have steadily increased year after year. An observation at Canadian Dairy Network (CDN) is that the typical lactation curve has also gradually become flatter over time.  Basically, there are various ways that a cow can...

Genetics

Source: National Farm Animal Care Council Code of Practice for the care and handling of farm animals – Dairy Cattle, Section 3.12 Improved genetics and environmental factors have allowed for a steady increase in milk production per cow. However, increased milk...
Source: Lactanet The April 2021 official genetic evaluation release by Lactanet brings changes to the evaluations for Conformation and the four major scorecard traits; Mammary System, Feet & Legs, Dairy Strength, and Rump in the Holstein, Ayrshire and Jersey breeds....
Source: Dairy Research Cluster 3 Principal Investigator: Flavio Schenkel (University of Guelph) Co-Investigators: Christine Baes, Angela Canovas, Janusz Jamrozik (University of Guelph) Collaborators: Xin Zhao (McGill University), Ronaldo Cerri (University of British Columbia), Stephen LeBlanc, Eduardo Ribeiro, Filippo Miglior (University of Guelph) National...
Source: Genome Canada Genomics can help dairy farmers choose cattle stocks that increase milk production while also reducing methane emissions, which present a significant greenhouse gas challenge for the industry. Around 30% of the anthropogenic methane production globally comes from dairy...
Source: Alta Genetics, Chrissy Meyer Think about the healthiest cows in your herd. What defines them as your healthiest? Is it their older age? Is it the fact they’ve never had mastitis? Or are they the ones that leave the fresh...
Source: Journal of Dairy Science YounesMiar*†MehdiSargolzaei†‡Flavio S.Schenkel† * Department of Animal Science and Aquaculture, Dalhousie University, Truro, Nova Scotia, Canada B2N 5E3 † Centre for Genetic Improvement of Livestock, Department of Animal Biosciences, University of Guelph, Guelph, Ontario, Canada N1G...
Source: Dairy Research and Extension Consortium of Alberta, Shadi Nayeri and Dr. Paul Stothard, University of Alberta Why is this important? Milk production and fertility are two important traits that affect overall efficiency and profitability in the dairy cattle industry. Accurate genomic selection...
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