Keeping up with your heifers
Heifers born in the first half of the calving season should be more physiologically mature and thus more likely to be pubertal. However, Bruce Carpenter, Texas A&M University animal science associate professor and Extension livestock specialist, pointed out a lot of mitigating circumstances often make this a flawed and inefficient approach.
“A lot of the pastures in extensive ranch systems are big, and labor is not available to watch each cow and record calving dates,” Carpenter explained. “Seeing those cattle is pretty challenging sometimes, so you don’t usually know calving dates.”
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