Swine 1 Flashcards
Gilt
Female pig that has not yet farrowed
Barrow
A castrated male pig
Feeder Pig
Pig old enough to enter the grower barn
Market pig
pig large enough to be processed
Farrow
Process of birthing, gestation interval 114-117d
Wean
remove litter from dam typically 14-28d
Farrowing barn
Where sows farrow and nurse their litters 2-4weeks
Grow-finish barn
Where pigs are raised after leaving the nursery and before processing (16-18wks)
Crossbreds
2 way = AxB
3 way = ABxC
Back cross = ABxB
Advantages of why Western Canada is an ideal region to situate pig farms.
- A lot of space
Disadvantages of why Western Canada is an ideal region to situate pig farms.
- Cost of freight -long way from clients
4 stages of production?
- Breeding/gestation
- Farrowing
- Nursery
- Grow-finish
3 sources of new genetics
- Raised on farm
- Purchased from breeding company
- AI
5 Activities in Breeding-gestation
- Gilt development
- Sow weaning & breeding
- Natural or AI breeding
- Semen collection
- Implantation and gestation farrowing
5 Activities in Farrowing
- Farrowing
- Piglet processing
- Lactation
- Creep feed piglets
- Weaning - 14-28d
4 Activities in nursery
- Remove from sow
- Regroup, sex, size, breed
- Transition from milk to fee
- Growth 5kg to 30kg
5 activities in grower and finisher
- Regroup
- Small pens - 12-25
- Large pens - 50-700
- Efficient growth from 25-115kg
- Weigh and market
Process of Hog slaughter
- Delivery to plant
- Traceable tattoo - lft shlder
- Assembled
- Stunned
- Shackled
- Exsanguinated (vena cava)
3 methods of dead stock removal
- Composting
- Dead stock rendering
- Incineration
End Products
- Meat and bone meal
- Blood meal and plasma
- Fats
- Pigs can be fed to pigs
- Ruminants can be fed to pigs
Common Maternal Breeds
- Chinese Meishan
- Landrace
- Large White/York
- X of 2 and 3
Common Paternal breeds
- Pietrain
- Hampshire
- Duroc
- White synthetic