Profit: 55,000 yuan, cost:15,000 yuan. According to the information of the affiliated stars, the analysis of the cost of breeding meat dogs shows that the breeding cost of meat dogs is very low, because dogs are not picky, well bred and well managed. The cost of breeding 100 meat dogs is 15000 yuan, and the main costs include: 25 yuan for each puppy, 100 yuan is 2500 yuan, and dogs can be fed without picky leftovers. 20 yuan per catty of meat dogs, a dog can be sold to 700 yuan, if the breeding is calculated by 100, it is 70,000 yuan, and then the cost of 15000 yuan is deducted, and the net profit of raising 100 dogs is 55,000 yuan. Cost is the value category of commodity economy and an integral part of commodity value. If people want to carry out production and business activities or achieve certain goals, they must consume certain resources. The monetary expression and objectification of the resources they spend is called cost.