2. Layout cost of cage (1550 yuan can be used for 3 years, 1030 yuan/year). 6 square meters of cage 30 yuan/each, 50 cages must be 1500 yuan, cages can generally be used for 3 years, and the annual cost is shared equally 1000 yuan; 1. 1 mu of cage must have other machinery and equipment, such as support frame, thin wire, wooden column, etc. Accumulated 50 yuan.
3. The expenses for purchasing seedlings (8400-1.5000). Seedling 14-20 yuan/kg, 1 cage must be12-15kg, one cage must be 168-300 yuan, and 50 cages are 8400-1kg. There are differences in costs across the country, and cost calculation and adjustment can be carried out according to local conditions.
4. The cost of eel bait (6750- 1 10,000/year). The bait mainly includes ingredients and live fish; 85 yuan/bag, 1 cage is fed with 1- 1.5 bag every year, which must be 85- 127.5 yuan, and 50 cages must be 4250-6375 yuan every year; If the live fish is calculated as 2.5 yuan/kg, 1 cage 1 year must be 20-30 kg, the cost is 50-75 yuan, and 50 cages must be 2500-3750 yuan; The annual cumulative cost of item 2 is 67,500-10125 yuan.
5. Other costs such as drugs (750 yuan/year). 1 cage The annual fishing drug cost is about 15 yuan, and 50 cages must be 750 yuan/year.
Summary:
Based on the above five levels of expenditure, the necessary total cost is 1.67 million-26,500 yuan.
Profitability analysis of Monopterus albus culture. 1 cage contains about 32-45 kg of eel, and the price is 15-35 yuan/kg. The income of each cage is 4.8-1575 yuan, and 50 boxes are 24,000-78,800 yuan. After deducting the above eel breeding cost, the final profit is: a loss of 2580 yuan-a profit of more than 62 thousand yuan.