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<blockquote data-quote="Anonymous" data-source="post: 10328"><p>I'm aware of that. I didn't know that a university had finally gotten around to studying it though. Those of us that have been doing AI for 20 plus years have known about it after very few years. When they started sexing semen was when I figured out why.</p><p></p><p>dunmovin farms</p><p></p><p>> The info on breeding early for</p><p>> heifers or late for bulls comes</p><p>> from University studies and has</p><p>> been comfirmed in equine</p><p>> reproduction also. It has to do</p><p>> with which sex of sperm swim</p><p>> faster and therefore the timing on</p><p>> which ones will be in the proper</p><p>> place when the egg gets there. The</p><p>> studies show that you can get</p><p>> about 65% females breeding early.</p></blockquote><p></p>
[QUOTE="Anonymous, post: 10328"] I'm aware of that. I didn't know that a university had finally gotten around to studying it though. Those of us that have been doing AI for 20 plus years have known about it after very few years. When they started sexing semen was when I figured out why. dunmovin farms > The info on breeding early for > heifers or late for bulls comes > from University studies and has > been comfirmed in equine > reproduction also. It has to do > with which sex of sperm swim > faster and therefore the timing on > which ones will be in the proper > place when the egg gets there. The > studies show that you can get > about 65% females breeding early. [/QUOTE]
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