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Flashcards in Pigs Deck (35):
1

Natural farrowing

Solitary return to group in 10 days

2

Natural social structure

Mother &a offspring (2-6 adult)
Solitary male
Large range
Seasonal
Litter 6ish up to 10

3

Number of sow services

2/3 in one heat cycle

4

When do piglet mutulations occur

Weaning

5

Allowed mutilations

Castration
Tooth clipping
Tail docking
Marking (eg ear notching, tattooing, tagging, micro chip

6

Tail docking

Half removed
First days of life
Prevent later tail biting
Banned routine practice
Ask vet permission

7

Castration

Testis surgically removed
Rare
Immunocastration
possible
Not always w/ anaesthetic, analgesia
most EU req it now though

8

IDing

Alternatives to ear notching available

9

Teeth clipping/grinding

Reduce sharpness
Soon after birth
Prevent udder damage and littermate injury

10

Effects of mutulations

Pain
Infection risk

11

Natural weaning age

17wk

12

Industry weaning age

4wk

13

Why do some wean earlier

More litters from the sow per year

14

Post weaning problems

Growth
Behavioural vices
Gut disorders
Thermal problems

15

Problems of social mixing

Aggression causes stress - may be a genetic side to aggression post mixing.
Welfare, growth and disease risk impeded

16

Ideal housing conditions

Enrichment ( straw best )
Straw to lie on ( slatted floor often used as lower costs)

17

Stocking density conditions

Min of move around lie down feed drink
Ideal to display +ve behaviour eg play and avoid aggression

18

How is feeder/drinker design important

Can cause aggression
Partially socially facilitated and distinct patterns
Number of spaces important
Ready water access

19

Why is stockman ship important

Poor is Associated with reduced growth rate stress levels low fertility

20

Two journey types

No rests unless mandatory
Short : less than 8 hrs
Long : up to 24 he then need at least 24 he rest in certified control post. Only higher standard vehicles

21

Transport welfar issues

Stocking density
Mixing
Driving
Journey time
Temp
Humidity
Water supply

22

Slaughter issues

Handling
Lair age conditions
Goading instruments

23

Types of pregnancy housing

Group housing
Outdoors
Sow stalls (banned)

24

Sign of bad welfare

Stereotypic behaviour

25

Types of group housing

Large dynamic group
Small stable group

26

How are pregnant does fed different

Feed restricted so often hungry
Important how & when they access their food
Competition should be avoided

27

Key health problems in pregnancy

Lameness
Uterine/ udder infections

28

First service ages

6-7 month

29

Av litter no

12
10 reared

30

Av farrowing duration

4-6 hr

31

How is pigging diff to lambing/calving

Don't get up vocalise lick

32

+ve farrowing crate

Control movement
Targeted heating possible
Hygiene facilitated
Human intervention facilitated
Don't squash piglets as easy

33

-ve farrowing crate

Impair sow welfare
Stereotypic behaviour
Shoulder sores
Savaging

34

Main piglet risks

Chilling
Starvation
Crushing
Savaging
Disease

35

Problems of high litter no

Tear competition
More stillborn
More neonatal mortality
Low av birth weight