Pigs (Leaving Cert Agricultural Science): Flashcards
📚Flashcards
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Practise the cards
20 cards from this deck
Sow
Sow
Female pig that has given birth to at least one litter
Gilt
Gilt
Young female pig that hasn't given birth yet
Pig gestation period (days)
Pig gestation period (days)
114 days (3 months, 3 weeks, 3 days)
Oestrous cycle length in pigs
Oestrous cycle length in pigs
21 days
Bonham weaning age
Bonham weaning age
4-5 weeks old
Iron injection timing for bonhams
Iron injection timing for bonhams
2-3 days old
Weaner house temperature
Weaner house temperature
24°C
Weaner FCR
Weaner FCR
1.75 kg feed per kg weight gain
Pig slaughter age and weight
Pig slaughter age and weight
6 months old, 82 kg
Boar replacement frequency in cross-cross breeding
Boar replacement frequency in cross-cross breeding
Every 2 years
Gilt definition
Gilt definition
Young female pig that has not yet given birth to first litter
Pig gestation period (days)
Pig gestation period (days)
114 days (3 months, 3 weeks, 3 days)
Main advantage of criss-cross breeding system
Main advantage of criss-cross breeding system
Only boar needs to be purebred; maintains hybrid vigour in offspring
FCR for weaners (kg feed per kg gain)
FCR for weaners (kg feed per kg gain)
1.75
When bonhams receive iron injections
When bonhams receive iron injections
2-3 days old
Temperature in weaner house (°C)
Temperature in weaner house (°C)
24°C
Essential amino acid pigs cannot synthesise (most emphasised)
Essential amino acid pigs cannot synthesise (most emphasised)
Lysine
Length of pig oestrous cycle
Length of pig oestrous cycle
21 days
Protein % in fattener ration
Protein % in fattener ration
14-16%
Prevention of anaemia in bonhams
Prevention of anaemia in bonhams
Iron injections at 2-3 days old