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Ask The Vet
Mon Sep 2, 2013 05:43 PM CDT

QUESTION: Is there an optimal size for brood cows?

I think many producers have unknowingly allowed their cows to get too large for their production systems. By focusing on weaning weights in their calves and utilizing the cheap supplements of the recent past, they have selected for more growth in the heifers they retain.

ANSWER: I was always taught a cow should wean about 50% of its body weight. Calves with adjusted weaning weights of 550 to 650 pounds work well in our stocker and feedlot system and on the rail. ...

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