27 Questions
What is the term for female pigs which have not had a litter before?
Gilt
What is the term for female pigs that had at least one litter?
Sow
What is the term for uncastrated male pigs?
Boars
What is farrowing
the process of parturition
What is the meaning of 'parity one gilt?
The gilt has given birth to one litter of piglets
What is weaning?
Taking piglets off mom and switch to solid food.
Put the following phases in the correct sequence
1 = Weaner/ weaning 2 = Grower/ growing phase 3 = Finisher/ finishing phase 4 = Chopper
What is a barrow?
Castrated male pig
A ________ is a company that owns everything; integrate full system.
Integrated unit
Vets cannot visit pig farms with HIGH HEALTH STATUS within __ days if they have visited another farm.
3
A pig farm of conventional status has ______ biosecurity.
minimal
What is the percentage of breeding sows in the outdoor system
40%
UK pig industry heavily relies on artificial insemination
True
Only genetic nucleus provides semen for artificial insemination.
False
match the following components of the pig industry pyramid
genetic nucleus = Great grandparents; pure breeding; used for testing and selection Multipliers = Grandparents; cross breeding; expansion and selection Commercial = parents; allow maximum flexibility for different end markets Slaughter generation = sent to slaughter
Match the following production systems
Indoor bred = Live indoors for majority of their life Outdoor bred = born outdoors, stay until weaning Outdoor reared = born outdoors; stay until they reach at least 30 kg Free-range = born outdoors; stay until sent to processing
What is the main difference between free range and organic production system.
Organic pigs must be fed organic feed
What is the risk of outdoor systems?
Sunburn
How long is the gestation period of pigs?
115 days
oestrous occurs every ______ year round in pigs.
21 days
What is the a)viable b) optimal birth weight of piglets?
a) over 1.25kg; b)1.6kg
a) commercial in the uk b)commercial pigs in some places c) organic piglets are weaned at how many days?
a) 28 days/4 weeks b)21 days/ 3 weeks c)6-8 weeks
What is the purpose of weaning?
induce oestrus; reduce loss of condition in sows. ultimate goal: allow the sow to have another litter immediately
What is the a) weight b) number of days gilts are bred at?
a) 130kg b)210 days
Sows will go into oestrus a)_____ days and be bred b)____ days after weaning
a)4-5 b)5-7
Sows will be culled after parity _____.
6-8
Sows lactate for ____ days
21
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