BEEF CATTLE PRODUCTION EXAM 3

what are the management considerations in a yearling-stocker management

market prices

purchase

what makes up the market prices management considerations in a yearling-stocker management

buy low -> sell high

greatest effect on profit

what makes up the purchase management considerations in a yearling-stocker management

moderate condition

healthy

light for age

moderate or better muscle and frame

prices of calves are usually seasonl

what makes up the pasture costs in yearling-stocker management

owned by stocker

pasture leases

what makes up pasture leases in yearling-stocker management

per acre $/lb of gain, fixed ratio per head

costs

cost of land ownership

demand for use of land

productivity of land

responsibilities (owner or stocker or both)

checking cattle

maintain fences and water

what are some calf stressors

weaning

sorting and commingling

transport

handling

processing and vaccination

weather

dietary changes

what are calves are in high risk to calf stressors

fresh weaned, light cattle

what is the best way to prevent calf stressors

know origin of cattle

one owner cattle

true or false: the first part of the feeding period (first 21 days) is the most crucial for profit

true

1 multiple choice option

what cattle are at least risk of calf stressors

weaned 30-45 days before shipping

castrated within 90 days of age

poled or dehorned prior to 90 days of age

free of internal and external parasites

vaccinated

what is considered in the nutrition of receiving cattle

consume hay and water

high roughage -- high quality hay with starter ration

what are cattle fed and managed for

growth prior to going to a feedlot

what does cattle that are fed and managed for growth prior to going to a feedlot involve

steers and heifers after weaning

what does profitability of yearling-stocker management depend on

cost and availability of:

grass or forage

calves or yearlings

health managment

what can make or break a yearling-stocker management operation

health management

what is the cheapest way to feed or manage a yearling-stocker operation

feeding grass or forage

what are the top states in yearling-stocker operations

texas

kansas

oklahoma

true or false: calves are usually less than 500 lbs in yearling-stocker management

true

1 multiple choice option

what are the different types of ownership in yearling-stocker management

cattle changing hands several times between weaning and harvest

cow-calf producers retain ownership

what do USDA feeder cattle grades do

predict feedlot weight gain and harvest weight endpoint

what are the different frame sizes in USDA feeder cattle grades

large

medium

small

what is a large frame size

6 or greater frame

steers > 1250 lbs

heifers > 1150 lbs

what is a medium frame size

4-5 frame size

steers 1100-1250 lbs

heifers 1000-1150 lbs

what is a small frame size

less than or equal to 3

steers < 1100 lbs

heifers < 1000 lbs

what is muscle ranked by

1 (body builder)

2

3

4 (has some type of dairy influence)

what is thriftiness

liveliness

animal health/dolciity

what is a BSE

breeding soundness exam

what are the three additional justifications for the utilization of a BSE

highly fertile bulls sire more fertile daughters

highly fertile bulls get a higher percentage of females bred

highly fertile bulls get more females bred earlier in the season

true or false: there is absolutely no reason to not utilize a BSE in a cattle operation

true

1 multiple choice option

what does a routine BSE include

physical examination

reproductive examination (internal and external genitalia)

the collection and examination of semen

what are the three classifications a bull can get when a BSE is performed on him

satisfactory

unsatisfactory

deferred

what must a bull be able to do to perform in a natural mating environment

see

eat

stand on his rear legs

deposit an ejaculate into the vagina of a cow

what should you do during the external genital examination of a BSE

evaluate the conformation of the sheath

look for evidence of injury in both the sheath and prepuce

palpate the scrotum and contents

make sure the testicles move freely within the scrotum

make sure the testicles are symmetrical in size and texture

make sure when you palpate the epididymis that is doesn't elicit pain

measures the scrotal circumference

what does the scortal circumference of a bull represent

the sperm producing capacity of the bull

true or false: the scrotal measurement may complete your examine if the circumference does not meet minimum standards

true

1 multiple choice option

what should the internal genital examination include

palpation of the seminal vesicles, ampullae, and internal inguinal rings

what is the minimum motility a bull's sperm can have for him to pass his BSE

30% motility

true or false: sperm morphology must be evaluated with a little more care and must never be excluded from the BSE exam

true

1 multiple choice option

what is the minimum morphology for a bull to pass his BSE

70% normal sperm of 100 total sperm examined

what does a BSE provide

a snapshot of the breeding potential/fertility of a bull

what is the last part of a BSE

evaluating the libido of the bull

what should the rate of gain be in yearling-stocker management

1.5 or higher

gain faster, more profit

what are some growth stimulates that can improve rate of gain

ear implants (ralgro, synovex S & H)

ionophores (monensin {rumensin}, lasalocid {bovatex})

what are ionophores

feed additives

have to have VFD from vet to be able to feed

what should be done in preconditioning

weaning calves at least 45 days before sale

training calves to feed from a bunk and drink water from a water trough

include castration, dehorning, vaccinations

what are the pros of preconditioning

developing a reputation for healthy cattle

add value to home-raised calves

increase income through retained ownership (retain own stockers)

what are the cons of preconditioning

requires more labor

expense for cow-calf producers

what is the bottom line in preconditioning

get paid for your work

advertise management

relationship with buyers

organized feeder calf markets

what are the requirements that could differ among programs in preconditioning

herd health documentation

calf weaning records

certification forms

owned by one owner for a minimum amount of time

form of ID

breakeven price/lbs of gain equation

(sale price - purchase price) / (sale weight - purchase weight)

breakeven sale price equation

(sale weight - purchase weight) x projected cost of gain) + purchase price) / sale weight

180 day projected ADG equation

(sale weight - purchase weight) / 180