• MinnesotaGoddam@lemmy.world
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    5 hours ago

    that’s what y’all scream any time you hear anything that contradicts you. have you considered that you might be wrong?

    • hans@feddit.org
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      5 hours ago

      yes, I have considered that. and every source I can find puts dairy cows at about 3 years of production, calving for the first time at about 2 years old.