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G86-820 How To Maximize Income By Managing Days Dry, Jeffrey F. Keown
G86-820 How To Maximize Income By Managing Days Dry, Jeffrey F. Keown
University of Nebraska-Lincoln Extension: Historical Materials
This guide discusses the benefits of maintaining the optimum calving interval and offers suggestions for accomplishing this reproductive management technique.
Most dairy producers are aware that an optimum calving interval is 365 days. This is a normal lactation length of 305 days with a dry period of 60 days. This interval is often looked at as a goal to strive toward rather than a goal that must be reached to maximize income from the sale of milk.
G86-822 How To Estimate A Dairy Herd's Reproductive Losses, Jeffrey F. Keown
G86-822 How To Estimate A Dairy Herd's Reproductive Losses, Jeffrey F. Keown
University of Nebraska-Lincoln Extension: Historical Materials
Remedies for herd losses caused by calving interval, dry periods, A.I. performance, and age at first freshening.
One of the major areas of lost income to the dairy producer is in the reproductive performance of the dairy herd. These losses are often overlooked because they are indirect costs. If producers could be given a monthly bill indicating the amount of money that improper reproductive management has cost them, then drastic changes would occur.
The majority of reproductive losses occur in the following areas:
1. Calving interval too long or too short.
2. Dry period too long or too short.
3. …