Southern Alberta researchers make ground-breaking discovery in sperm function examining male infertility in bovines
Tag Archives bulls
New research sheds light on infertility in bulls
Scientists do a deep dive into molecular biomarkers of sperm with protein synthesis to solve problems across species
Beef 911 : Breeding season prep checklist
The time to set your 2025 calving season up for success is right now
Preparing for breeding season, from cow condition to bull breeding soundness, gives beef producers a headstart on a good 2025 calving season. Here are some expert tips to consider.
Take bull health by the horns
Beef 911: A proactive approach can ensure a successful breeding season for your herd
Herd bulls can be forgotten at times but attention turns to them now, just before the breeding season. Bulls can be hard to handle, but there are good facilities for examining and treating them. Bulls should be vaccinated for most things you give to cows, with the exception of scours vaccines. Deworming and lice control should always be
At Ag in Motion: New tester monitors bull fertility
Glacier FarmMedia – Slow-swimming bull sperm will have no place to hide. A Scottish company, Dyneval, has created a new semen analyzer that measures a wider range of concentrations of semen than previous testing methods. This will allow veterinarians, beef and dairy producers to have more control over semen quality. The Dynescanl analyzer is also
More information is better when looking for your next herd sire
Beef 911: Scrotal size is a key indicator and getting reliable, consistent measurements isn’t difficult
Scrotal circumference and scrotal palpation are among the quickest, repeatable and fact-revealing pieces of information we can get on bulls. Some breeds get away with less scrotal size, but we have also seen that scrotal size, on average, has gone up through selection. Because it is quite heritable, fertility improves. However, we are probably reaching
Make the most of bull selection
It represents half your herd genetics so it’s important to get it right
Bull buying season is here and Manitoba Agriculture livestock and forage specialist Andrea Bertholet recommends that buyers take their time when selecting a bull. “Buying a herd sire is a big decision that makes up 50 per cent of the genetic makeup of your herd,” she said. Bertholet offered tips and guidelines for bull selection at Manitoba
No rush on young bulls
Evaluating a young bull too early can skew results
Keeping track of a bull’s breeding soundness exam results over the years can pay big farm planning dividends, but when it comes to the first one, there are a couple of things to keep in mind. Alberta veterinarian Dr. Roy Lewis had some advice for evaluating young bulls during a recent webinar hosted by the
What’s your secret to keeping bull calves from being injured?
Beef 911: Raising bulls is challenging, and sharing tips and tricks would be very helpful
I don’t think this research has ever been done, but if one were to track purebred bull calves from an early age until sale you would find the two top reasons for culling, selling, death and other losses are fertility and injuries. I would include lameness in this tally as a high percentage of this
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