Large Animal 1: Swine Basics (Production-Farrowing)

  1. Pork is a major part of the US economy where are the top production states primarily located?
    midwest
  2. birth weight
    3-4lbs
  3. feeder pig weight
    30-75lbs
  4. market swine weight
    200-280lbs
  5. weight of mature female
    300-600lbs
  6. weight of mature male
    400-800lbs
  7. Pigs have what kind of breeding cycle?
    polyestrus
  8. Pigs cycle how often?
    every 21 days
  9. How long does estrus last?
    2-3d
  10. Why do most producers vary breeding?
    to have a continuous supply
  11. Breeding age/puberty? List age and weight.
    • 8mo
    • 250lbs
  12. In natural breeding 1 boar can service how many sows?
    15
  13. Although artificial insemination is a more efficient use of semen it is also more...
    labor intesive
  14. gestation
    • 112-114days
    • or 3mo 3wk 3d
  15. How many litters a year?
    2
  16. The sow is bathed and then enters the farrowing barn within.....
    one week of due date
  17. Why is the farrowing pen designed to keep the sow from the piglets?
    to protect them from getting crushed by the sow
  18. Most sows farrow at night and what is rare?
    dystocia
  19. What occurs during stage 1?
    sow shows nesting behavior w/in 24 hours of giving birth
  20. What occurs during stage 2?
    sow lays quietly for an hour then the piglets are born within 15-20min
  21. What is stage 3?
    delivery of placenta between each piglet
  22. Piglets nurse within 30min but if not when must they receive colostrum by?
    12hrs
  23. Normal nursing schedule
    once an hour for at least 6min
  24. What is established several days after birth?
    • teat order
    • stronger pigs prefer cranial teats
  25. Weaning
    3-5wks
  26. Causes of neonatal death:CSH
    • crushing
    • starvation
    • hypothermia
  27. Temp and sign of hypthermia
    • room should be 90-95F
    • if cold they pile
  28. What does piling cause?
    rectal prolapse from pressure
  29. Where should the room thermometer be held at?
    the level of the pig
Author
heather.dundas
ID
240824
Card Set
Large Animal 1: Swine Basics (Production-Farrowing)
Description
vti
Updated