Horse Production Midterm Exam

The current US horse population is approx. _______ head and has _______ in the past decade.

7.2 million, decreased

The USDA classifies horses as _______

livestock

True or false : for the past many years the thoroughbred foal crop has continued to decrease with the exception of this year’s projected foal crop (2026), which is projected to be higher

False

Name the show or co-creator of this show that has had a profound impact on the western industry in the recent years

Yellowstone

True or False: There are more students majoring in animal science at UF than horse breeds in the world

True

Name the top produce of horsemeat

China

If horse processing plants were to reopen in the US select the best answer of those provided as to the biggest concern we should have with this segment of our horse industry:

a. following strict and enforceable regulations to ensure safe products for consumption

b. limiting processing to those horses that are considered old, crippled, or dangerous

c. importing additional horses from our neighboring countries for the purpose of processing them

A

If 5 mustangs roam the range without any human interference, how many mustangs can you anticipate in 8 years?

20

Identify the cause for the significant decline in horse numbers within the Arabian breed?

change in tax laws

Based on the University of Kentucky survey, select the best description to characterize the current main equestrian participant

a. 10 year old girl

b. 30 year old male

c. 40 year old male

d. 50 year old female

d

________ is the physical and mental state of an animal in relation to the conditions in which it lives and dies

welfare

The stallion Tapit ______ a grey filly ______ the mare, Anitaman

sired, out of

Which one of the following months will a mare in Ohio (without lights or hormonal manipulation) be expected to be in anestrus? Assume she lives outside.

a. January

b. May

c. August

A

True or false: GnRH and prostaglandin are commonly used to hasten (quicken) ovulation if a follicle(s) is determined to be the appropriate size

False

If a mare’s estrous cycle has been tracked and she consistently is in standing heat for 5 fays, which day of her estrus (heat) cycle would you breed her if you only had access to the stallion for either day 2 or day 4 of her estrus? no palpation or hormones will be administered. live cover only

Day 4

You would like to breed your mare at the beginning of breeding season. When should you start her under artificial lighting?

December 1

If semen is ordered this morning with an anticipation of arriving tomorrow evening, when would an ovulatory agent be administered to time ovulation with tomorrow’s insemination? assume mare had adequate size follicle

This morning

Regumate can be given for all of the following except for one. Which one?

a. suppress estrus in show/race mares

b. predict estrus (ovulation) if given orally for 2 weeks

c. synchronize ovulation of 2 mares

d. terminate a pregnancy

d

With a uterine culture, why should it be done at least one month prior to breeding her, in addition to being able to track her estrous cycle?

If she has an infection you need time to treat her

If a broodmare uterine biopsy is reported as a grade 1, is she a good candidate to breed

yes

When is a breeding roll used?

Only in live cover (not AI)

Caslick’s operation is a simple surgical procedure where part of the ______ is sutured closed to prevent air, manure, and bacteria from entering the reproductive tract

vulva

True or false: The majority of stallions with excellent pedigrees and conformation are used for breeding as soon as they reach puberty to maximize the number of offspring they will be able to produce in their lifetime

False

If you were considering the option of purchasing or leasing a stallion for you farm why might leasing be a better option?

You could get a better quality stallion and you wouldn’t have to keep the stallion on the farm year round

If the stallion you are considering from the above question has a value of 2.5 cycles per pregnancy you should think this is:

a. acceptable, get him

b. risky, may not want this stallion

b

____________ is a legal co-ownership agreement where multiple investors pool funds to buy a high-value breeding stallion, dividing ownership into fractional shares

Syndication

True or false: A stallions long-term value depends on the success of his offspring

True

With a BSSE which one of the following is not part of the evaluation of sperm quality?

a. number

b. movement

c. shape

d. color

e. longevity

d

Which two are the most important in evaluating quality of the semen? Pick 2

a. volume

b. gel fraction

c. concentration

d. total sperm numbers

c and d

What is the purpose of a scrotal caliper?

To measure the width of a stallions testicles

True or false: Testicular degeneration affects stallion fertility?

True

Under what conditions does the Jockey Club allow AI?

For reinforcement breeding right after hand breeding

True or false: if a mare is valued at $100,000 a stud fee of $50,000 is a typical/reasonable amount

False

(25-30% of value)

Select the correct statement

a. cooled semen has a higher fertility rate if used between 48-72 hours after collection

b. using frozen semen is popular with either deceased stallions or importing semen

c. stallions reach full sexual maturity at approximately 3 years of age

d. pasture breeding produces a higher number of offspring than live cover (hand breeding)

e. majority of stallion ejaculate millions of sperm at a time

f. an equine semen broker buys and sells chilled semen

b

If a stallion used for pasture breeding is put with mare on June 1, what is the earliest date it would be recommended to remove him from the mares?

July 15 (45 days)