WebPelvic measurements can be obtained at the time of pregnancy exam, but a factor of 2.7 should be used to estimate calf birth weight of 18- to 19-month-old 800-pound heifers. … Webrequire a 90-percent calf crop to break even. If only a 60-percent calf crop is produced, then the cost per pound of calf is 34 cents higher than the 70 cents market value. Calves weigh-ing 450 pounds break even at an 80-percent calf crop, and 500-pound calves break even at approximately a 70-percent calf crop. You can see the economic ...
Gestation Aging – Food Animal Production Medicine – …
http://therio.vetmed.lsu.edu/bovine_pregnancy.htm WebJan 29, 2015 · While protein requirements for all pregnant cows increase in the later stages of gestation, they’re highest for young cows. This can be managed by separating the first- and second-calf heifers from the main herd, and supplementing the younger females with protein, or a higher level of protein. scotch orange label
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WebDec 8, 2024 · Most of the data was collected from herds in which the average age at first calving was slightly greater than 24 months. As a result, the heifers probably were smaller for any given age than those found on … WebDate when calf is due is from a given date of service based upon 283 days of pregnancy. Enter month and day and indicate whether it is the service date or the due date. Select a Month January February March April May June July … WebGenerally, the size of the entire open tract is 12 to 18 inches long. In young heifers that have just reached puberty, the tract may be only 8 inches long. The tract of mature cows that have had several calves may extend to 24 … pregnancy due date by week