Strong Immunity Wins

The Two-Week Window That Changes Everything

Don Hubbell says cows that have their nutritional needs met pass on good immunity to calves via colostrum. He wants his cows at a 6 or 7 Body Condition Score at calving time. (DTN/Progressive Farmer photo by Becky Mills)
Don Hubbell says cows that have their nutritional needs met pass on good immunity to calves via colostrum. He wants his cows at a 6 or 7 Body Condition Score at calving time. (DTN/Progressive Farmer photo by Becky Mills)
Two weeks after calving, cows lose body condition. But if she is short on nutrients, too, that drop-off can set off a chain reaction that's hard to stop.

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