Dairy Evaluation| 505 questions| with complete solution
On the PDCA Dairy Cow Score Care, the category "feet and legs" accounts for how many
points?15
When comparing bulls for artificial insemination, what does "SCR" stand for?Sire Conception
Rate
Which one of the following is not classified as a water-soluble vitamin?Vitamin A
When using sexed semen, conception rates are about what percent of the conception rates
achieved when using unsexed semen under the same conditions?80%
In the ruminant digestive system, which of the following is the name of the first section of the
small intestine that is connecting to the abomasum?duodenum
Research has shown that by formulating lactating cow rations with proper amounts of certain
amino acids, we can decrease the crude protein content of the ration and reduce which of the
following?nitrogen excretion to the environment
In order to prevent bloat, the feed additive Poloxalene is often added to feed rations for cows that
are grazing. Which of the following grazed forages are most likely to cause bloat?alfalfa and
clover
Rumen bacteria enable dairy cattle to utilize which feed supplement?urea
Heritability for milk production in dairy cattle is:30%
If the heat detection rate is 30% and the conception rate is 30%, the pregnancy rate is:9%
Which of the following are the three primary volatile fatty acids (VFAs) produced in the rumen?
acetate, propionate, and butyrate
Which of the following is an infectious disease?ringworm
What female hormone causes follicles to begin development?follicle stimulating hormone
In dairy cows, what is the name of the disease caused by the organisms Staph, Aureus, Strep,
Uberis and Klebisella?mastitis
What stomach compartments are not developed in a newborn calf?rumen and reticulum
When compared to normal corn silage, brown mid-rib corn silage has more energy and higher
digestibility. This is largely due to its lower content of what?lignin
Which of the following describes biotin?a B-vitamin
,Material used in a footbath for cows with foot rot problems is:copper sulfate
Approximately how many gallons of blood pass through the udder for each gallon of milk
produced?400 to 500 gallons
Subcutaneous injections are placed:under the skin
Which of the following has the greatest impact on improving producer income?decreasing SCC
What class of nutrients are the highest in energy?fats
The normal lactation of dairy cows is how many days?305
What direction should calf hutches face in the winter?south
Milking time is best reduced by:preparing cows properly
How many hours does the egg have a fertile life after it is released before it must be fertilized?6-
10 hours
Generally, which group of animals on the farm will have the best genetics?calves
Which of the following describes the Cooperatives Working Together (CWT) program?A
national dairy farmer-funded program that is used to help stabilize milk prices
Which dairy product's minimum fat percentage is 80%?butter
Which one of the following components of a corn plant is not digestible by the dairy cow?lignin
Which of the following is the name of the term for a farm's unique identification number that is
part of the National Animal Identification System?premises ID
Which of these breeds is from the English Channel Islands and known for producing milk
highest in protein and fat?Jersey
Which compartment of the ruminant stomach functions in a similar manner as the human
stomach?Abomasum
The Pasteurized Milk Ordinance is the rulebook for:Producers who sell Grade A milk
Which of the these breeds is known for producing golden-colored milk?Guernsey
Sexed semen is best used on virgin heifers. How many times should you breed them with it
before trying something else?once
, Milk used for butter production would be classified as what?Class IV
What major category on the current PDCA Unified Dairy Scorecard contains breed
characteristics?Frame
Phenotype is defined as the combined effects of genetics and what other component?
environment
Injection site lesions and carcass bruises lower the value of cows at market and hurt cow prices.
Ideally, where should intramuscular injections be given to prevent lesions?in the neck or
shoulder
Manure digesters produce what gas which can be converted into electricity?methane
How long after birth will calves absorb immunoglobins from colostrum?24 hours
What percent of US dairies have more than 500 cows?4.20%
Using a bull that has a good proof for productive life will probably not improve which of these
traits?milk production
Ethanol fuel is produced from which of these crops?corn
What is the most common bacterium causing chronic mastitis?Staphylococcus aureus
Cows excrete how many pounds of manure for every pound of milk produced?2
How many amino acids are considered to be essential in the dairy cow, and therefore are
required in the diet?10
Beef producers pay a one dollar per head checkoff for each beef animal sold at market. How
much do dairy producers pay for each cull dairy cow that is sent to market?$1
Which one of the following is the name of the blister-like structure on the ovary that contains the
egg before ovulation?follicle
What do we call the first streams of milk stripped from the udder prior to milking?foremilk
SPC is a measure of bacteria counts in milk. What do the letters in SPC stand for?standard plate
count
During which one of the following times of the year is the consumer demand for dairy products
typically the lowest?summer
Calves need to be fed how much colostrum within their first 12 hours?four quarts
On the PDCA Dairy Cow Score Care, the category "feet and legs" accounts for how many
points?15
When comparing bulls for artificial insemination, what does "SCR" stand for?Sire Conception
Rate
Which one of the following is not classified as a water-soluble vitamin?Vitamin A
When using sexed semen, conception rates are about what percent of the conception rates
achieved when using unsexed semen under the same conditions?80%
In the ruminant digestive system, which of the following is the name of the first section of the
small intestine that is connecting to the abomasum?duodenum
Research has shown that by formulating lactating cow rations with proper amounts of certain
amino acids, we can decrease the crude protein content of the ration and reduce which of the
following?nitrogen excretion to the environment
In order to prevent bloat, the feed additive Poloxalene is often added to feed rations for cows that
are grazing. Which of the following grazed forages are most likely to cause bloat?alfalfa and
clover
Rumen bacteria enable dairy cattle to utilize which feed supplement?urea
Heritability for milk production in dairy cattle is:30%
If the heat detection rate is 30% and the conception rate is 30%, the pregnancy rate is:9%
Which of the following are the three primary volatile fatty acids (VFAs) produced in the rumen?
acetate, propionate, and butyrate
Which of the following is an infectious disease?ringworm
What female hormone causes follicles to begin development?follicle stimulating hormone
In dairy cows, what is the name of the disease caused by the organisms Staph, Aureus, Strep,
Uberis and Klebisella?mastitis
What stomach compartments are not developed in a newborn calf?rumen and reticulum
When compared to normal corn silage, brown mid-rib corn silage has more energy and higher
digestibility. This is largely due to its lower content of what?lignin
Which of the following describes biotin?a B-vitamin
,Material used in a footbath for cows with foot rot problems is:copper sulfate
Approximately how many gallons of blood pass through the udder for each gallon of milk
produced?400 to 500 gallons
Subcutaneous injections are placed:under the skin
Which of the following has the greatest impact on improving producer income?decreasing SCC
What class of nutrients are the highest in energy?fats
The normal lactation of dairy cows is how many days?305
What direction should calf hutches face in the winter?south
Milking time is best reduced by:preparing cows properly
How many hours does the egg have a fertile life after it is released before it must be fertilized?6-
10 hours
Generally, which group of animals on the farm will have the best genetics?calves
Which of the following describes the Cooperatives Working Together (CWT) program?A
national dairy farmer-funded program that is used to help stabilize milk prices
Which dairy product's minimum fat percentage is 80%?butter
Which one of the following components of a corn plant is not digestible by the dairy cow?lignin
Which of the following is the name of the term for a farm's unique identification number that is
part of the National Animal Identification System?premises ID
Which of these breeds is from the English Channel Islands and known for producing milk
highest in protein and fat?Jersey
Which compartment of the ruminant stomach functions in a similar manner as the human
stomach?Abomasum
The Pasteurized Milk Ordinance is the rulebook for:Producers who sell Grade A milk
Which of the these breeds is known for producing golden-colored milk?Guernsey
Sexed semen is best used on virgin heifers. How many times should you breed them with it
before trying something else?once
, Milk used for butter production would be classified as what?Class IV
What major category on the current PDCA Unified Dairy Scorecard contains breed
characteristics?Frame
Phenotype is defined as the combined effects of genetics and what other component?
environment
Injection site lesions and carcass bruises lower the value of cows at market and hurt cow prices.
Ideally, where should intramuscular injections be given to prevent lesions?in the neck or
shoulder
Manure digesters produce what gas which can be converted into electricity?methane
How long after birth will calves absorb immunoglobins from colostrum?24 hours
What percent of US dairies have more than 500 cows?4.20%
Using a bull that has a good proof for productive life will probably not improve which of these
traits?milk production
Ethanol fuel is produced from which of these crops?corn
What is the most common bacterium causing chronic mastitis?Staphylococcus aureus
Cows excrete how many pounds of manure for every pound of milk produced?2
How many amino acids are considered to be essential in the dairy cow, and therefore are
required in the diet?10
Beef producers pay a one dollar per head checkoff for each beef animal sold at market. How
much do dairy producers pay for each cull dairy cow that is sent to market?$1
Which one of the following is the name of the blister-like structure on the ovary that contains the
egg before ovulation?follicle
What do we call the first streams of milk stripped from the udder prior to milking?foremilk
SPC is a measure of bacteria counts in milk. What do the letters in SPC stand for?standard plate
count
During which one of the following times of the year is the consumer demand for dairy products
typically the lowest?summer
Calves need to be fed how much colostrum within their first 12 hours?four quarts
