A professional who breeds and raises swine in confinement buildings for purpose of selling pork to meatpacking establishments. Respnsibilities include:

• Selects and breeds swine according to knowledge of animals, genealogy, characteristics, and offspring desired.
• Regulates breeding of sow herd to produce maximum number of litters.
• Attends sows during farrowing and helps baby pigs to survive birth and infancy.
• Castrates and docks pigs.
• Notches ears to identify animals.
• Determines weaning dates for pigs based on factors such as condition of sows, cost of feed, and available space in nursery.
• Vaccinates swine for disease and administers antibiotics and iron supplements, using syringes and hypodermic needles.
• Formulates rations for swine according to nutritional needs of animals and cost and availability of feeds.
• Grinds and mixes feed and adds supplements to satisfy dietary requirements.
• Stores and periodically examines feeds to ensure maintenance of appropriate temperatures and moisture levels.
• Operates water foggers, air-conditioners, fans, and heaters to maintain optimal temperature in swine confinement buildings.
• Flushes hog wastes into holding pit.
• Repairs and maintains machinery, plumbing, physical structures, and electrical wiring and fixtures in swine farrowing, nursery, and finishing buildings.
• May hire and supervise worker to assist in swine production activities.