Breeds and Herd Health

Yardage

A fee charged for the use of stockyard facilities

Do

Most dairy farmers (do/do not) raise crops required to feed the dairy herd.

Most expensive

Grade A milk is the (cheapest/most expensive) of type of milk.

Texas, California, Wisconsin, New York, Idaho, Pennsylvania, Texas

Leading states in milk production

Grade, registered, personal preference

Criteria for the selection of a dairy breed

Pedigree, health, milk production

Selecting a desirable production animal is based on…

Traditional, challenge feeding, total mixed rations

Methods of feeding dairy cows

Corn, oats, barley

Types of grain used in feeding dairy cows

Toxic

Excess doses of vitamins taken over a long period of time are (non-toxic/toxic) to dairy cows

85-88

Milk is _____ percent water

Does not

Overfeeding (does/does not) cause late heat.

Holstein

Cattle breed with a low percentage of milkfat

Feed, health, breeding

Types of record kept in a dairy enterprise

Dairy Herd Improvement, AM-PM Testing programs, and Dairy Herd Improvement Registry

Tests conducted by the DHIA

Dairy herd improvement associations

DIHA stands for…

Uses of Dairy Herd Improvement (DHI)

This organization improves feeding programs, identifies cows with chromic mastitis, and provides information for research

Methods of identifying dairy cows

Ear tags, tattoos, and neck chains

Ear tags

Most commonly used method of identifying cows

Culling

Permanently removing cows from a herd

Reasons for culling

Diseases, reproduction problems, and udder problems

Estimated relative producing ability

ERPA stands for…

Does

The use of artificial insemination (does/does not) give the dairy farmer a choice of genetically superior bulls

10-14

Ovulation in cows occurs about _____ hours after the end of a standing heat

Does

Heat stress (does/does not) affect milk production and conception rates in dairy cattle

Quarters

The cow’s udder is made up of four glands called…

High-quality milk

Low somatic cell count, good flavor, and no chemical contamination are characteristics of…

Displaced abomasum

A condition in which the abomasum moves out of place in the abdominal cavity

Ketosis

A nutritional disorder that originates as a result of not feeding enough energy feed

Metritis

An infection in the uterus of dairy cows

High

Cows with mastitis have a (high/low) count of leukocytes and body cells

283

The average gestation for dairy cows lasts ___ days

15

In describing the scorecard, the Frame that describes the skeletal structure represents _ percent

25

In describing the scorecard, the Dairy Strength that describes milking ability represents _ percent

20

In describing the scorecard, the Feet and Legs that describes the ability to move with ease represents _ percent

40

In describing the scorecard, the Udder that describes the size and placement of teeth represents _ percent

Mastitis

Disease that causes one of the major economic losses to diary farmers

Mastitis

Observing the color of milk, high somatic cell count, and high neutrophil count are ways to detect _____