For the request of rational and scientific farming of dairy cow, the database of dairy cow’s feed composition and ratio is established, and the feed formula service management platform and transaction processing platform is realized in Science Feed Management System. The application of this system contributes to improve science of dairy cow’s feed formula, enhance the utilization of the raw material, attain the target to economize cost and increase benefit. In this system, the web service management platform is developed by SQL SERVER 2005 and JSP technology, and the transaction processing platform is developed by ACCESS and VB6.0.