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Cattle Boards
Breeding / Calving Issues
Flushing Multiple Cows and 1 straw
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<blockquote data-quote="bulldealer" data-source="post: 345725" data-attributes="member: 1302"><p>"Batch of eggs" ??? The eggs are not fertilized after the flushing process( This is done in "In-Vitro fertilization"). The donor is bred usually 2-3(12, 24, and 36 hours after the onset of estrus) times during the estrus cycle, the embryos are then "flushed" 6 to 8 days later and evaluated under a microscope to determine the development. We used the same straw of "high dollar" semen on three donors that were lined up in the chute and ally. We then bred them with something else and DNA tested the calves at birth. We ended up with 7 calves from the "High dollar" bull and 12 from the other (27 eggs were implanted fresh). Pretty successful flush, but it does not always end up that way.</p></blockquote><p></p>
[QUOTE="bulldealer, post: 345725, member: 1302"] "Batch of eggs" ??? The eggs are not fertilized after the flushing process( This is done in "In-Vitro fertilization"). The donor is bred usually 2-3(12, 24, and 36 hours after the onset of estrus) times during the estrus cycle, the embryos are then "flushed" 6 to 8 days later and evaluated under a microscope to determine the development. We used the same straw of "high dollar" semen on three donors that were lined up in the chute and ally. We then bred them with something else and DNA tested the calves at birth. We ended up with 7 calves from the "High dollar" bull and 12 from the other (27 eggs were implanted fresh). Pretty successful flush, but it does not always end up that way. [/QUOTE]
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Flushing Multiple Cows and 1 straw
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