301-350 Flashcards
A dairy cow that has all 8 permanent incisor teeth can be considered to be a minimum of _ old.
4 years
Milk let down in a diary cow may be stimulated by:
Feeding the cow
The hormone _ stimulates milk let down and may be administered via injection, when necessary after parturition.
Oxytocin
A cow w/high lactation persistence is important duke a dairy’s economic success. Lactation persistency is:
Cows Milk production this month divided by production last month x 100
To dairymen the most harmful disease impacting milk production and their economic bottom line is:
Mastitis
A dairy cow may not reach her highest milk yield until she is:
5-9 years old
Colostrum given k a baby calf more than _ hours old is NOT absorbed and thus does little good
24
Normal body temp. For a dairy cow is _.
101.5 degrees F
Cows produce pheromones which:
Attract the opposite sex
Allelomimetic behavior is defined as :
The tendency for a group of animals to do the same at the same time
Dairy cattle have a _ field of vision to their front.
300+ degree
Many dairy men “dock” the tail in their cows much to the chagrin of Animals Rights groups. Hey believe this is necessary to:
Reduce the incidence k mastitis
Manure management is a major concern for most modern, large scale dairies. The newest management techniques being used involve:
Collecting the methane has being produced and using it as an energy source on the dairy
Proponents of global warming having accused vows of being a major factor. This is due to their release of:
Carbon dioxide gas
The breed of dairy cow generally creditors with producing the highest % of both milk fat and protein is the
Jersey
About 90% of U.S. dairies use a _ milking schedule.
Twice/day
A dairy cow that has her feet too far forward (under her belly) is said to be:
Sickle hocked
Cow comfort has been linked to milk production in numerous research studies. Which of the following is NOT and example of a way to improve cow comfort uses by dairymen:
Plowing them access to their new born calf for the first 30 days
Adequate consumption if long fiber roughage is important to big milk production and hers health. A long fiber roughage is one that is:
Longer than 1.5 inches
A dairyman may milk in a rapid exit barn. This simply means that:
The cows leave the millers via an alley wide enough to allow 2 or more cows soft by side
The portion k the miller unit that first receives the milk as it is withdrawn from the cow is the:
Claw
The _ is he device responsible for regulating both the vacuum level and the proportion of the vacuum for the front and rear quarters.
Pulsator
Recent research traits have shown that dairy cows prefer to be milked _ times/day if thy are able to choose.
Four or more times
New computerized robotic milk stations are becoming a reality today. They have different names but one common one is MOD. MOD means:
Milk on demand
Many dairy bulls have their nose pierced with a ring in it. This allows for:
Restraint and control of the animal
The milk produced on a dairy must be moved through a system of components and piping made from:
Stainless steel
Fresh milk, at a dairy, is required to be cooled to a minimum of 50 degrees F w/in 4 hours time after milking. However many larger dairies are using a _ to accomplish this w/in minutes.
Plate chiller
Rotary Parlors or carousel milk barns have the advantage of being _ when compared to other type barns.
Faster
The major advantage of a “low line” milk line as compared to the older “high line” is:
It has a lower vacuum requirement
Texas dairies normally must be permitted by the _ before they begin operations.
Texas Commission on Environmental Quality
