Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
34 Cards in this Set
- Front
- Back
|
fine wool breeds and characteristics
|
Rambouillet
Merinos Debouillet Characteristics: hardy, gregarious live long, good on ranges. lacking in mutton type produce 10-14 lbs wool/yr |
|
|
medium wool breeds
|
Suffolk
Dorset Hampshire Polypay Southdown Cheviot Characteristics: bred for meat, light fleeces (5-8 lbs wool/yr) poor flocking ability popular in farmflock |
|
|
long wool breeds
|
Lincoln
Leicester Romney Cotswold Characteristics: bred for mutton largest of all sheep, slow maturing. open, coarse very long fleece useful for crossbreeding |
|
|
dual purpose breeds
|
Columbia
Targhee Polypay Corriedale characteristics: heavy fleeces and good carcass longwool X finewool crosses with medium wool adaptable to ranges, where they produce better market lambs, more active, superior herding tendencies produce 10-14+ lbs wool/yr |
|
|
breeding seasons
who out of season? |
normal: August - early winter. reproductive cycle is controlled by response to shortening hours of daylight.
out of season: Rambouillet, Dorset, Polypay, Romanov |
|
|
farm flock vs. range flock breeds
|
FARM FLOCK:
Dorset Suffolk RANGE FLOCK: Rambouillet |
|
|
Rambouillet
|
cream - white, wool on legs
rams usually horned closed faces large (rams ~300 lbs) STRONG: flocking instincts hardy fine wool longevity WEAK: poor mutton slow maturing medium staple length |
|
|
Dorset
|
white color, wool on legs (shorter than Rambouillet)
horned or polled medium size (rams ~250lbs) good mutton type medium wool, not very dense, medium staple length, no black fibers. good milk production |
|
|
Suffolk
|
Black head and legs free from wool. largest size (rams ~300-400 lbs)
most pop. purebreed in US form: excellent mutton type, high cutability carcass medium wool, light fleece - only 4-8 lbs. black fibers. live long in harsh conditions |
|
|
Hampshire
|
open face - usually rich brown to black, black legs.
some wool on head and legs (looks like an afro on top) large (rams ~ 250-350 lbs) used as sire in market lamb production. |
|
|
Southdown
|
white with light brown face and legs - wool is below eyes (clcosed face).
extremely compact - excellent carcass quality. early market maturity good for hot-house lamb |
|
|
Cheviot
|
erect ears
clean, alert appearance white open face small low set thick hardy, able to withstand extreme conditions. high quality wool and carcass |
|
|
Columbia
|
(dual-purpose breed)
Lincoln X Rambouillet cross range conditions larger breed - 1st to originate in US white open face wool on legs medium wool, heavy fleece good carcass good mothers, hardy |
|
|
Targhee
|
(dual purpose)
Columbia X Rambouillet cross fine wool tighter fleece than Columbia medium/large hardy, good flocking good market lambs |
|
|
Polypay
|
background:
targee X dorset and rambouillet X finnsheep wanted outofseason mating and high libido IS: medium size, whitefaced, profilic, good moms, lambs with good growth and carcass. farm flock. medium grade fleece weighing 6-10 lbs |
|
|
Finnsheep
|
(from Finland)
white, no wool on face and legs. small to medium size medium wool and staple length (3-5 in). poor carcass, frail. very prolific (avg. 2.5 lambs) early puberty, easy lambing. mainly used in crossbreeding programs |
|
|
Romanov
|
imported to improve genetics. because...
early sexual maturity - fertile by 7 mos old. prolific - typical 4-5 lambs ewes breed any month wanted for high fertility |
|
|
Textel
|
imported for:
amt of muscle and high lean-tofat ratio. small amt of intermuscular fat high lamb survival rates. for increased muscling leanness in crossbreeding |
|
|
how to hold a sheep
|
left hand under chin
right hand holding dock or flank |
|
|
catching a sheep
|
NEVER pull by their wool. will bruise muscles - carcass damaged. grabbing wool separates the "fell" from muscle
|
|
|
closed face
|
wool covering face
|
|
|
staple length
|
length of wool fiber (longer the better)
|
|
|
fineness of wool
|
fine = very small dismeter. finer is more $$
|
|
|
crimp
|
natural waveness of wool (finer the wool, more crimp)
|
|
|
density
|
nuber wool fibers/square inch
|
|
|
uniformity
|
how much change in wool (going diagonal from shoulder to back leg)
|
|
|
yolk
|
natural greasiness of wool
|
|
|
black fibers
|
more like hair rather than wool. won't bleach
|
|
|
tight fleece
|
has density. less dirt
|
|
|
open fleece
|
lacks density
|
|
|
age of sheep
|
1 pair permanent teeth at one year old. get another pair each year. "solid mouthed" with all 4 pair.
4-6 years teeth spread out "spread-mouthed ewe" 6-7 yrs teeth fall out "broken mouthed ewe" |
|
|
short-term ewe
|
range flock operators sell brokenmouthed ewes. farm flocks will buy them where management is better. 2-3 lamb and wool crops from them and then sell for slaughter
|
|
|
undershot jaw
|
lower jaw shoots out (immeadiate culling)
|
|
|
overshot jaw
|
upper gum shoots out (cull)
|
