Beginner
1/3 of all milk produced every year in the U.S. goes toward what?
Making Cheese
What is the name for mineral matter present in feed?
Ash
The gut accounts for what percent of all metabolic and protein synthesis in dairy cows?
30%
What does the acronym CMT stand for?
California Mastitis Test
What ice cream flavor continues to top the flavor chart year after year?
Vanilla
How often should a bulk tank be cleaned and disinfected?
Every time it is emptied
What dairy breed is the leader in Cheese Merit Dollars?
Holstein
What is calculated by multiplying heat and detection rate and conception rate?
Pregnancy Rate
What tissue is monitored for residual drug levels at slaughter?
Kidney
How many gallons of milk a day does a dairy cow produce on average?
6-8 gallons
What natural substance seals the teat canal during a cow's dry period
Keratin
What is the desired angle of a dairy cows hoof?
45 degrees
Drought stressed forges often will contain toxic levels of what substance?
Nitrates
Where is GnRH secreted from in the dairy cow?
Hypothalamus
True or False cows have better hearing than humans?
True
Cows that have recently calved experience a drop in blood concentration of what mineral?
Calcium
Name the 4 phases of a standard milking equipment cleaning protocol?
Pre-rinse, Chlorinated alkaline cleaning, Acid Rinse, Sanitization
What crop process allows rumen bacterial to fully utilize starch in corn silage?
Kernel Processing
What type of organism causes Leucosis?
Virus
How many pounds of saliva does a dairy cow produce in 1 day?
125 pounds
What is the target pH for Corn Silage?
3.7-4.2 pH
How many upper front teeth does a dairy cow have?
none
What is the process of germ cell formation?
meiosis
You purchased 100 pounds of 8-12-10 fertilizer. What does the number 8 mean?
Fertilizer is 8% nitrogen
What percentage of milk is water?
87%