
01/30/10, 05:22 AM
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Join Date: Apr 2009
Location: Southern Indiana
Posts: 1,359
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Lactation is affected by a number of things including species, breed, or individual genetics; and also season (day length), weather conditions (is it hot, cold, comfortable, rainy, sunny, or snowy?),feed amount and quality, frequency of milking etc. I don't know all that much about Nigerian Dwarf lactation curves, but there are many goats who can milk two years or more.
Goats tend to peak in production about 60-90 days after freshening, and then begin a slow decline, especially in the hot summer months. When the weather begins to cool down in the fall they often have a second peak that is lower than the first peak, but is higher than their summer production. When winter sets in with short days and cold weather, they tend to drop very low in production, but if stimulation is maintained, they will keep producing small amounts of milk. In the spring when the days warm, and the forage quality increases, the milk comes back with it. Some does will produce nearly as much in the second year of their lactation as they did in the first.
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