John Ferry has 35 years' of experience in dairy practice in northern New York State. He has consulted on herds totaling 18,000 cows in the Northeastern United States. Clients herds' have increased 5-10 fold over the last 20 years, according to the producing history. Dr. Ferry is the managing partner of a 1,000 cow dairy in New York with plans to double in size. He emphasizes cost control and design of efficient and successful labor systems, minimizing culling losses and effective young stock programs.