By Troy Smith Most cow folk have realistic expectations. They understand that reproductive failures can and do occur in cow-calf operations. Some cows do fail to become pregnant and some cows may conceive but experience early embryo loss or abortion. Conscientious cow-calf producers want to minimize the occurrence of reproductive failures by addressing the reasons they occur. But the right reasons can be hard to identify. “There are many potential causes,” says South Dakota State University (SDSU) Extension Veterinarian Russ Daly, noting how the reasons for reproductive failure vary among different operations and can vary from year to year on...

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