Breed animals, including cattle, goats, horses, sheep, swine, poultry, dogs, cats, or pet birds. Select and breed animals according to their genealogy, characteristics, and offspring. May require a knowledge of artificial insemination techniques and equipment use. May involve keeping records on heats, birth intervals, or pedigree.

• Animal Breeder
• Canary Breeder
• Fur Farmer
• Hog-Confinement-System Manager
• Livestock Rancher
• Poultry Breeder
• Reptile Farmer

• Adjust controls in order to maintain specific building temperatures required for animals' health and safety.
• Arrange for sale of animals and eggs to hospitals, research centers, pet shops, and food processing plants.
• Attach rubber collecting sheaths to genitals of tethered bull, and stimulate animal's organ in order to induce ejaculation.
• Brand, tattoo, or tag animals in order to allow animal identification.
• Build hutches, pens, and fenced yards.
• Clip or shear hair on animals.
• Examine animals in order to detect symptoms of illness or injury.
• Examine semen microscopically in order to assess and record density and motility of gametes, and dilute semen with prescribed diluents according to formulas.
• Exhibit animals at shows.
• Feed and water animals, and clean and disinfect pens, cages, yards, and hutches.
• Inject prepared animal semen into female animals for breeding purposes, by inserting nozzle of syringe into vagina and depressing syringe plunger.
• Maintain logs of semen specimens used and animals bred.
• Measure specified amounts of semen into calibrated syringes, and insert syringes into inseminating guns.
• Observe animals in heat in order to detect approach of estrus, and exercise animals to induce or hasten estrus, if necessary.
• Package and label semen to be used for artificial insemination, recording information such as the date, source, quality, and concentration.
• Perform procedures such as animal dehorning or castration.
• Place vaccines in drinking water, inject vaccines, or dust air with vaccine powder, in order to protect animals from diseases.
• Prepare containers of semen for freezing and storage or shipment, placing them in dry ice or liquid nitrogen.
• Record animal characteristics such as weights, growth patterns, and diets.
• Select animals to be bred, and semen specimens to be used, according to knowledge of animals, genealogies, traits, and desired offspring characteristics.
• Treat minor injuries and ailments, and contact veterinarians in order to obtain treatment for animals with serious illnesses or injuries.

• administer injections
• administer medications or treatments
• artificially inseminate livestock
• breed animals to propagate stock or to develop new types
• build or repair pens, yards, or cages
• clean rooms or work areas
• construct, erect, or repair wooden frameworks or structures
• direct and coordinate activities of workers or staff
• examine animals to detect illness, disease, or injury
• feed or water animals
• groom animals
• hire, discharge, transfer, or promote workers
• identify livestock characteristics
• maintain or repair farm vehicles, machinery, or mechanical implements
• maintain production or work records
• maintain records, reports, or files
• monitor forage plant growth
• negotiate business contracts
• operate agricultural equipment or machinery
• package goods for shipment or storage
• recognize disease or parasites in animals
• resolve animal breeding problems
• resolve or assist workers to resolve work problems
• select animals to be bred
• slaughter animals, fish, or poultry
• tan or dress animal pelts
• treat medical condition of patient
• use animal disease control techniques
• use herbicides, fertilizers, pesticides or related products
• weigh patients