Exam Questions and CORRECT Answers
when did cattle feeding in the US begin - CORRECT ANSWER - 18th Century
how did the railroad system affect cattle feeding - CORRECT ANSWER - - farmers could
ship corn and other grains across the US to be fed to cattle
- expanded cattle feeding to new regions
- greater number of cattle began shipping by rail
when did the first meat packing plant open - CORRECT ANSWER - 1832 in chicago
mechanical refrigeration was introduced in the 1890s
when was silage introduced in the US - CORRECT ANSWER - 1870s-1880s
importance of the morill act to cattle feeding - CORRECT ANSWER - universities
sponsored livestock research which then led to published brochures on cattle feedings
when was the first growth hormone isolated and what was the name of the hormone - CORRECT
ANSWER - 1950
diethylstillbestrol
at what age do calves typically leave the ranch when they are used for meat production -
CORRECT ANSWER - 6-12 months of age
what is the average cow/calf size in the US - CORRECT ANSWER - 20-30 head
why are cattle fed a grain based diet - CORRECT ANSWER - to produce beef of a
consistent quality and quantity
, what two phases can the feedlot be split into - CORRECT ANSWER - growing/receiving
phase or finishing phase
at the receiving phase, why are cattle fed a starter ration as opposed to a finishing ration? -
CORRECT ANSWER - - their microbes aren't used to a heavy grain diet and have to
adjust to the amount of grain they are consuming
*animal health is the biggest concern in this phase*
what is the biggest concern in the finishing phase of cattle feeding? - CORRECT
ANSWER - animal performance
what is the difference between company owned and customer cattle in a feedlot settting? -
CORRECT ANSWER - - company cattle will be owned and fed by the feedlot with all
profits going directly to the feedlot
- customer cattle or "retained ownership" cattle are cattle that are owned by a client of the feedlot
and fed and managed for a fee (clients pay for feed, health, death, and yardage costs)
what weight are most cattle when they come into the feedlot - CORRECT ANSWER -
600-800 lbs
what weight are most cattle shipped at - CORRECT ANSWER - 1400-1600lbs
(steers weigh more than heifers and large framed cattle may be shipped larger than British cattle)
what is the average amount of time cattle stay at a feedlot - CORRECT ANSWER - 180-
200 days
(can range from 150-350)
what is the average pen space per animal in the summer and winter months - CORRECT
ANSWER - 156-254 sq ft in the summer
185-307 sq ft in the winter