Lactating Nili-Ravi Buffaloes were injected rbST (500 mg/16 day) to observe effect on milk production, composition, physiological profile, minerals of serum, milk and mammary health biomarkers. Respiration rate was significantly high after day 1 of first injection and low during days 24, 28 and 32 of second injection irrespective of their groups. Overall mean ESR, neutrophils percent decreased and lymphocytes percent increased significantly in bST...