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DairyTalk 709: Heavier Calves - but More Premature Births? What the Evidence on OPU-IVP Really Shows - by Helmut Demmelhuber
This podcast episode is based on scientific literature examining the biological and practical consequences of OPU-IVP in cattle. Research indicates that in-vitro-produced embryos can be associated with heavier calves and altered placental development, but the evidence does not support a general assumption that IVP systematically shortens gestation or causes more premature births. Pregnancy success after embryo transfer is also shaped by multiple factors, including laboratory procedures, embryo quality, recipient selection, and on-farm management. Poor results or unusual pregnancy outcomes…
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