In dairy cows the pain experienced from lameness acts as a stressor, thus increasing serum cortisol level. Photo: Wick Natzijl
Milk electrical conductivity and serum cortisol level are 2 biomarkers of lameness in dairy cows. Early identification and treatment of lameness using these biomarkers improves milk yield, recovery time, and welfare. Serum cortisol level
Cortisol concentration is a valuable biomarker of chronic stress. Adverse physiological changes due to retained placenta, displaced abomasum, clinical hypocalcemia, metritis, clinical mastitis, laminitis, and surgical procedures trigger responses of the adren
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