A professional who performs any combination of following tasks on dairy farm. Respnsibilities include:

• Washes and sprays cows with water, insecticides, and repellants.
• Flushes, brushes, and scrapes refuse from walls and floors to minimize infestation.
• Examines cows and reports estrus, injuries, and disease to supervisor.
• Administers prescribed treatments and reports problems requiring veterinary attention to supervisor.
• Weighs, loads, mixes, and distributes feed.
• Replaces bedding in stalls.
• Herds cows from milking parlor to pasture.
• Loads animals to be sold onto trucks.
• Cleans and sterilizes milk containers and equipment, and tends pumps that automatically clean milk pipelines.
• Milks cows by hand and using milking machine.
• Cultivates, harvests, and stores feed crops, using farm equipment, such as trucks and tractors.
• May build and maintain fences and farm facilities.
• May repair and lubricate equipment and machinery.
• May maintain data, such as breeding and cost records.