Sheep Final
Sheep are sensitive to loud high frequency noise?
True
Merino sheep show high flocking characteristics
True: Rambouillet, Targhee, and Columbia
Unhealthy animals should be vaccinated to help prevent future disease breakout.
False
The main differences between an BCS of 2 and 3 in sheep is:
3 is a healthy BCS. Spinous process is more smooth, and you can feel fat deposits with pressure.
Always trim the foot from the heel to the toe
False : Toe to heel
The system used in the US for BCS is based on a scale of 1-9 similar to beef cattle
False. 1-5. 1: emaciated 2: Thin 3: Average 4: Fat 5: Obese
The normal temperature for a lamb is between 98-101
False: 101-103
Average gestation length is 167 days
False: 144-152
No more than a 10cc injection should be given at one site
False: No more than 5 cc
Sheep move best downwind and uphill
False: into the wind and uphill
The recommended location for shots is in the leg region
False: neck region
Besides drenching, list 3 other ways a shepherd can administer a wormer?
Feed additive, wormer licking block, and injection.
Originated in Scotland, Resistant to cold, windy conditions, white, wool free faces
Cheviot
A small amount of blood indicates that there is deep tissue damage in the foot
False
As the gauge of a needle goes up the diameter of the needle goes up
False
Calf milk replacers are acceptable to use on older lambs
False
Medium wool breeds (hamps) are more likely to show a full mouth of teeth at older ages than rambouillet (fine wool)
False
Milk replacer should be mixed cold with a hand whisk because of the high fat content
False
The lambs thermoregulatory systems takes 2 weeks to become fully functional to temperature changes
False
The Columbia ewe and the Cheviot ram were then adopted as the foundation for the breed. Looks like target dog
Montadale
Never mix water with colostrums
True
The diving position is normal presentation at birth
True
The recommended temperature for lambing facilities is 35-45 degrees F.
True
Trimming the foot will cut away any cracked areas in the hoof and help to prevent the foot rot organism from becoming established
True
Catching sheep by their flank is preferred method
True. But also catching them in a corner & looking away. Grasp under the lower jaw and lift head up.
To prevent sheep from being spooked by distractions outside the handling facilities, use solid fences
True. Use crowding gates to prevent sheep from turning back.
When should a shepherd worm his flock?
Worm mature sheep 4 times per year. 1 in late fall, 2 in spring, 3 in early summer & 4 in late summer
2-3 hours after the delivery of the lamb the afterbirth will be expelled
True
At lambing, BCS should be between 3.0-3.5
True
BCS at lambing had a positive correlation with weaning percentage and pound of lambs weaned in an Oregon State Study
True
During the first days of life the lamb is recommended that the lamb nurse at least 3 times a day.
True
In palpating for BCS. What are the three areas of the body that should be felt?
spinous process, loin, and fat by the tail
South African Mutton breed, high weaning weight, marketed under the name Cape Glovers, black solid head
Dorper
Most popular white-faced breed in the U.S. Horned and pulled.
Dorset
The facility components of a shed lambing systems include ideally 5 sections: name 4.
Dropping pen, Lambing pen, mixing pen, drop lot, nursery pen
For thin solutions an 18 gauge needle is recommened
True: 18-20
One of the oldest breeds indigenous to the US. They came as a gift to the U.S. from North Africa. Redish color.
Tunis
It is easier to catch a sheep by itself than in a crowd
False
Tall, erect ears, adapted to high rainfall areas
Border Leichester
Know the parts of the foot!
1. Axial Wall 2. Outer Wall 3. Soft horn 4. Heel 5. Sole
The average sheep has a visual field of...
270 degrees
Fill in the following BCS Chart: Breeding: Early-mid gestation: Lambing (singles): (Twins) Weaning:
3.5-4 2.5-4 3.0-3.5 3.5-4.0 2 and higher
List 4 reasons why we have orphan lambs
Abandonment, ewe doesn't make enough milk, ewe cannot care for many lambs, ewe dies in birthing
If you notice a lamb that is gaunt or hungry what could be the problem? List three
Abandonment, ewe has no milk, multiple offspring.
What breeds are solitary?
American & Border Leicester and Correidale
One of the uses is as a trophy animal on game ranches due to its large curled horns. It is typically tan, with a pale or black belly
Barbado
Dual purpose breed, most popular breed in South America. Merino X Lincoln
Corriedale
List 4 of the 8 traits that should be included on a barn record sheet used to record lambing during the season
Date, Gender, Time, Weight
A body condition score estimates the condition of fat development not muscle
False
Native of Finland and highly prolific
Finnsheep
List and describe the differences in the 3 foot disorders of sheep
Foot Rot: horny wall of the digits separates and the space becomes filled by dirt. Foot Scald: Skin between the toes become red and swollen from wet conditions. Foot abscesses: digits get swollen and become hot.
What is the term used to describe sheep's flocking behavior?
Gregarious
List the three types of injections described in class and circle the most preferred method by the industry
IM: intramuscular IV: intraveneous Sub Q: sub cutaneous -> preferred
Two, four, or 6 horns
Jacob
Hair sheep, Developed in the US, good lamb crop, natural resistance to internal parasite
Katahdin
Determine Sheep teeth:
Lamb: 8 temp teeth. Same size Yearling: 2 big teeth 2 years: 2 sets of big teeth (4 total) 3 years: 3 sets of big teeth (6 total) 4 years: all teeth are big 5-6: 8 are spread 7-8: missing teeth and very spread
Originated in England, second largest sheep breed, Cotswolds X Hampshire's
Oxford
What may a produced use as a treatment (other than Kopertox) and a preventative method to deal with foot rot?
Preventative: Zinc Sulfate Treatment: Footvax
Russian sheep that have a phenomenal early sexual maturity. Breed any month of the year. All black with white head patch
Romanov
The fleece is lustrous; it hangs in separate locks, with minimal cross fibers between the locks. It is also high yielding and easily spun.
Romney
Compare adv and disadv of bottle feeding vs. self feeding
Self: more affordable and less labor intensive, whereas bottle feeding is costly and take up a lot of time. Self feeding teaches the lamb to fend for itself whereas bottle feeding makes them people needy. Bottle feeding is a good substitute if mom is not milking
Most popular breed of sheep in the US until 1930s
Shropshire
Developed in England, Gray face with white body. One of the oldest sheep breeds contributing to foundation of other breeds.
Southdown
This virgin island white (SC) breed is found in the U.S. and British Virgin Islands in the Caribbean
St. Croix
Most popular breed in the US today, white with black faces and legs
Suffolk
Originated in England from Southdown X Wiltshire Horn. Black face and legs
Suffolk
Which breeds are weakly gregarious and do not show good flocking instinct?
Suffolk, Hampshire, Southdown, Barbados, St. Croix, Cheviot, & Dorset (SHSBSCD)
Consists of Rambouillet, Lincoln, Corriedale, and Columbia. Adaptable
Targhee
Define anthelmintics:
anti-parasitic drugs that are used to treat sheep infested with internal parasites. Can be administered by drenching, feed additive, injection, and worming lick block.
Perhaps one of the most important and least stressed management tool available to sheep producers is
observation
A lambing pen should be 10 ft square with corner divided to give lamb safe area from ewe
False: 5x5
Difficulty at birth is know as Dysteria
False: Dystocia
Kopertox is FDA approved for use in sheep
False: Horses
The main difference between an BCS of 1 and 2 in sheep is:
1 is emaciated. Super skinny and shows no fat deposits in loin area. 2 is thin. Spinous process is pointy and you can somewhat feel a little fat.
Developed by US department of Ag, western ranges, All-american breed. Lincoln X Rambouillet
Columbia
The composition of high quality milk replacer is: Cp: Fat: Lactose:
Cp: 20-22% Fat: 25-35% Lactose: 22-25%
Antibodies can be absorbed across the wall of the intestine up to 48 hrs after birth
False: 24-36 hours
Colostrum is high in energy but low in protein content
False
Colostrum should be thawed by direct heat rather than indirect hear
False
Combine foot care with other operations, such as worming, shearing etc.
False
Ewes with a BCS of greater than 4 are less likely to be open after breeding than those with 3 scores
False
Sheep grazing on Sandy soils and pastures will keep their incisors longer than those grazing on traditional pastures
False
Sheep have more power with their heads up than down
False
Sheep move best when moved quickly?
False
Sheep will move towards dark shadows and harsh contrast of light and dark
False
For thick solutions a 20 gauge needle is recommened
False: 16-18
The largest framed breed of sheep. Forelocks.
Lincoln
Most popular in Australia, primarily a wood breed, used in textile industry
Merino
Developed by Dr. C.V. Hulet, and the scientists at the U.S. sheep experimentation station in Idaho. Two lamb crops per year.
Polypay
The backbone of the American Sheep industry, wool breed, "bullets"
Rambouillet
Describe 4 ways that you would graft
Slime Graft: rub the amniotic fluid on target lamb Wet graft: put the original lamb and orphan in odor masking solution Skin graft: Tie skin of dead lamb on orphan Stanchion Graft: Put ewes neck in stanchion.
After breeding, ewes BCS should be 2.5
True
Cold milk replacer is acceptable to feed lambs with
True
Colostrum is the first milk produced by the ewe
True
Ewes should usually remain in lambing jugs from 12-24 hours
True
Generally if a lamb survives the first 24-48 hours of life there is a good chance they will make it into adulthood
True
In BCS placing an exact score is not as important as being able to assign a relative score
True
On average a difference in 1 condition score is equal to around 20 lbs. of body weight gain
True
Sheep move best towards light areas?
True
The feet of sheep coming in from pastures with heavy dew or rain on them will be softer and easier to trim.
True
