1, lamb income: according to the calculation of three ewes a year, the survival rate is 80%, and they are sold as breeding sheep, each of which is RMB 1000, and the income from raising 50 lambs is 3 * 48 * 0.8 *1000 =1/kloc-0.

2. Profit in the first year: lamb income115,200 yuan-breeding cost is 92,800 yuan = 22,400 yuan, and the income of raising 50 sheep in the first year is 22,400 yuan.

3. Profit in the following year: it is no longer necessary to buy breeding sheep and build sheep houses in the following year, and the profit is lamb income1kloc-0/5200 yuan-breeding cost 14400 yuan = 100800 yuan.

How much does it cost to raise 50 sheep?

1, sheep raising cost: 4-month-old ewe per person 1300 yuan, 48× 1300 yuan = 62,400 yuan, and ram 2× 3,000 yuan = 6,000 yuan, which adds up to 68,400 yuan.

2. The cost of a sheep shed: the sheep area required for raising 50 sheep is about 50 square meters, the average sheep shed is about 200 yuan per square meter, and 50 sheep in a sheep shed need 1 10,000 yuan.

3. Feed cost: the average daily feeding cost and crude oil discount for each sheep, the daily 0.8 yuan for concentrated feed, 12 months, and the feed cost is 50 * 365 days * 0.8 yuan = 14,400 yuan.

4. Total cost: The cost of raising 50 sheep is 68,400 yuan+10000 yuan+14, and 400 yuan = 28,800 yuan.