Sheep Final

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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


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