Goat Milk Yield Calculator
Estimate daily and annual milk yield from your dairy goats.
Select breed and lactation stage to get lbs and gallons of milk per day.
Dairy Goat Milk Production
Dairy goats are among the most efficient and manageable livestock for small farms and homesteads. A good dairy doe (female goat) can produce 1,800–2,500 lbs of milk per year over a 10-month lactation period. Goat milk is naturally homogenized (fat globules are smaller than cow milk), making it easier to digest for many people. It is also rich in calcium, vitamin A, and medium-chain fatty acids.
Lactation Stages
Goat milk production follows a bell-curve pattern across a typical 305-day lactation period. In early lactation (months 1–3), production ramps up quickly to peak output. Freshened does reach peak milk at around 4–8 weeks post-kidding, then gradually decline. Mid-lactation (months 4–7) represents the period of stable, sustained production. Late lactation (months 8–10) sees production taper off as the doe prepares for her dry period before kidding again. Understanding this curve helps you plan your milking schedule and feeding needs throughout the year.
Breed Comparison
Saanen goats are the highest-producing dairy breed, originating in Switzerland. They are large, white, and docile, averaging 2,500 lbs (about 290 gallons) of milk per year. Alpine goats are another Swiss breed known for high production and adaptability to varied climates, averaging about 2,200 lbs (255 gallons) per year. LaMancha goats are an American breed with distinctive tiny ears, producing about 2,000 lbs (230 gallons) per year. Nubian goats are known for their high butterfat content (4–5% vs. 3–4% in other breeds), making richer milk ideal for cheese and soap. They produce around 1,800 lbs (210 gallons) per year, slightly less in volume but higher in quality.
Milk Weight vs. Volume
Goat milk weighs approximately 8.6 lbs per gallon (slightly heavier than water due to dissolved solids). Production figures for dairy animals are traditionally measured in pounds, not gallons. To convert: gallons = pounds ÷ 8.6.
Freshening and Dry Period
Does must be bred each year to continue producing milk (they “freshen” after kidding). A standard schedule is 10 months milking, 2 months dry (not milking, to allow udder recovery before the next birth). First fresheners (does kidding for the first time) typically produce 70–80% of their mature production.