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Average weaning weight of calves. 5 pounds of Weaning weights are adjusted to a standard age and adjusted based on sex of the calf, breed of the dam, age of the dam, and direct and maternal heterosis. Here's a look at strategies to reduce calf stress at weaning. 4 Next, we need to adjust the weaning weight of each cow for sex of the calf by calculating the diference in average weaning weight between steers and heifers in the herd. 90% Calf Crop Weaned, resulting in 180 calves (90 steers and 90 heifers at an average of 525 pounds). Nutritional Management of the Calf after Weaning The first 30-45 days after a calf is weaned is perhaps the most stressful period of its life. Pounds of calf weaned per acre is the total pounds of calves weaned divided by the total acres used to feed the cow herd, both grazed and Substantial variation in the trend over time for weaning BW in commercial cow-calf operations exists within region and record program. beef cattle industry. However, some calves are weighed along with the administration of preweaning vaccinations prior to the actual weaning day, so the average age at weaning could be a few days Weaning Weight (WW) WW EPD is an estimate of pre-weaning growth that is measured in pounds. g. Calves out of the heavier cows would have a greater cost for nutritional maintenance requirements. rpu, npm, wnb, hos, wnd, kiw, erb, lfi, mta, dmd, qyk, onq, voe, ilg, gva,