Some cows milk well and conceive easily. Yet even with the best management, some cows simply don’t make enough milk and/or remain open at later stages of their lactations. Clearly, these cows create a major dent in overall herd profitability, creating urgency to identify these cows and rectify the situation. Electronic animal monitoring reports provide […]
Voluntary Wait Periods (VWP)
From the cow side, the logic behind the length of maintaining a voluntary wait period (VWP) is that after normal calving, cows require 30-40 days to complete normal uterine involution before they can be expected to be rebred. From that point on, her fertility will continue to increase as she works through negative energy balance. […]