WebJul 2, 2012 · Evaluate dry cow ration. Provide 0.3 part per million selenium in total. ration dry matter for both milking and dry cows. If the problem affects the entire herd, submit blood samples from six to 12 dry cows for calcium, phosphorus, magnesium, selenium (glutathione peroxidase), vitamins A and E, carotene and BUN analysis. ... Breed heifers … WebBeef cows are generally wintered most economically on rations consisting primarily of roughage. Grain, however, provides a concentrated highly digestible source of energy …
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WebThe concept has existed since the large-scale cattle feeding industry first evolved in the late 1950s. The goals are to overcome the stress of weaning, teach calves to eat milled feed, … WebDec 7, 2009 · Such strategies include: Analyze different straw sources — the NDF-fibre content of most straw samples range from 70 –85 per cent and protein values of four to … WebThe total ration should provide a calcium:phosphorus ratio of 1.2 to 2:1, with cows at minimum of 1.2:1 and feedlot steers at minimum of 2:1. Wider ratios appear to be … budget rental car dfw phone