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4.1.2 Characteristics of Breast
milk is determined by measuring characteristics. The cow can produce milk each day. Which can describe the shape of the lactation curve (lactation curve) of each cow population within each area. This will be different. By observation after childbirth have observed an increase in the amount of milk or milk yield in the early stages of milk production to the maximum. Usually occurs during the 60-90 day since the milk yield. The milk supply will gradually decline continued until the stop milking. Are caused by genetic factors and environmental differences while cattle are milk (Grossman et al., 1999, Soysal et al., 2005 and Choumei et al., 2006) based on the shape of the curve. After the cow's lactation milk yield, but once the highest in the milk. It found that total milk yield of cows on 305 days, which may be equal to the slope of the curve. After the lactation milk yield maximum. Will be different (Cole and VanRaden, 2006 and Harder et al., 2006).
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