Studied by 12 people
What are the swine operations?
Farrow to wean - Finishing operations - farrow to finish - purebred/seedstock - integrated corporate operations
What is farrow to wean?
swine operation - breeding herd
What is finishing operations?
swine operations - feeder pigs grown to market
What is farrow to finish?
swine operations - pigs produced + finished for market, bring in semen
What is purebred/seedstock operations?
swine operations - produces boars, gitts, show pigs
What is integrated corporate operations?
swine operations - farrow to finish and own seedstock operations
Dressing % average for pigs?
72% (65-77)
What is the dressing % avg mainly affected by?
fat and muscle, gut fill, fleece length
How to animals get fat?
front to back
How do you find the muscle %?
Ib muscle / hot carcass weight x 100
What are the 3 pork classifications?
PSE - DFD - RFN
What is RFN?
Red, firm, and nonexudative
What is PSE?
Pink, soft, and exudated
What is DFD?
dark, firm, and dry
What are the 3 goat industry enterprises?
Dairy, Fiber, and Meat
What type of sheep is mainly used for fiber?
angora
What type of sheep is mainly used for meat?
boer
What are the two production systems?
Range and Farmflock
What is Range?
A production system - migratory (majority) and fenced (TX)
What is Farmflock and the % lambing crop?
A production system - defined by operation size, usually purebred, 150-200% lambing crop
What are the stages of production?
Breeding and lambing
What is lambing?
a production stage - Clip (umbilical cord), Dip (in iodine), Strip (mama teet)
What is Scrapie?
Codon 154 - disease - blood test required - scrapie tag required
What are the different gene identifications to disease?
RR, QR, QQ
What is RR?
disease resistant and no gene
What is QR?
disease resistant and has a gene
What is QQ?
disease non resistant and has a gene
What is the avg dressing % for sheep?
50-52%
What is the determining PYG factor?
fat thickness in the 12 and 13th ribs
What are the major cuts of a lamb?
leg, loin, rack, shoulder
What are the three quality grades for lamb?
maturity, flank streaking, conformation
What is maturity quality grade for lambs?
Looks at teeth (0 = less than 1 yr, 2 = 1-2 yr, 4 = 3-4 yr, all = over 4 yr) - break joint and spool joint
What is a break joint?
clean break, lamb
What is a spool joint?
jagged break, mutton
What is flank streaking for quality grade lamb?
fat deposit - estimated marbling - blue tinged carcass
What does a blue tinged carcass look like?
skinny
What is conformation in a quality grade lamb?
leg score
What is a leg score?
Visually determining the amount of muscle in a lamb by looking at the back of their hind legs
What are the grades for quality and choice meats?
Prime+, Prime, Prime-, Choice+, Choice, Choice-
What does NR stand for? What does it mean?
Stands for “no role”, means that the grade of meat is below Choice- and is lightweight or underfinished
Note 
Flashcard (39)