Cattle Nutrition and Repro Flashcards
The largest compartment of the stomach. It mixes and ferments food.
Rumen
This portion of the stomach sorts solids and liquids. It has a characteristic honeycomb pattern. Solids are regurgitated and liquids pass through.
Reticulum
This compartment of the stomach absorbs water and minerals as it breaks down food
Omasum
This is the “True Stomach” in cattle. It digests food with enzymes.
Abomasum
How many gallons of water are required to produce one gallon od milk?
3 - 5 gallons of water
What is the finishing weight for a beef steer?
1000 - 1250 lbs
What is the finishing weight for a beef heifer?
900 - 1050 lbs
Method of dairy cow milking in which cows go up ramp and file in on a slant to be milked, staff stands below-easy access to udder
Herringbone
Method of dairy cow milking that resembles a merry go round, can milk lots of cows in a short time
Rotary
This phase of lactation is stimulated when a cow gives birth and is about 6 weeks long. Disease is very common at this time - milk fever, DAs, retained placentas, etc.
Phase 1
This phase of lactation lasts about 12 weeks and is considered peak lactation.
Phase 2
This is the longest phase of lactation post peak lactation. It lasts up until the cow is considered “dry”.
Phase 3
This is considered the dry phase 6 - 8 weeks before the birth of another calf.
Phase 4
What does it mean to pasteurize milk?
Heating and cooling to remove bacteria
What does it mean to homogenize milk?
To break down fat and prevent cream
The process of adding things (such as vitamins) to milk
Fortify
This process separates, clarifies, and standardized milk
Centrifugation
Cows are ___ estrus.
Year round poly estrus
Cows cycle every ___ days and have a gestation of ___ days.
21 and 283 (276 - 295)
During this stage of parturition the cow is restless, and in preparation, trying to get calf in to head dive position, up to 6 hours
Stage 1
During this stage of parturition the water breaks, the calf is born, and it can take 4-8 hours, placenta detaches slowly-fetus can survive inside for hours after water breaks
Stage 2
Passage of placenta and fetal membranes, can take 4-12 hours, up to 3 days
Stage 3
A cow exhibits the following symptom: Excessive straining, Abnormal fetal position is present, No placenta/fetal membranes are passed. She is experiencing ___
Dystocia
___ is the biggest problem in neonate cattle.
Hypothermia