Dairy Nutrition

Question 1

dairy feeding programs are driven by ____________

Answer 1

housing and management

Question 2

stall feeding

Answer 2

cows housed, milked, and fed in stalls

labor and management intensive

Question 3

dry lot, desert areas

Answer 3

group fed, fence-line feeding
labor extensive
low capital

Question 4

confinement-free stalls

Answer 4

high capital
group fed, center-row feeding TMR
labor extensive

Question 5

pasture based

Answer 5

low capital
no housing
grass fed w/ supplemental feeding

Question 6

there is no placental transfer of _______ so the baby is devoid of them until it absorbs them from ________

Answer 6

antibodies

colostrum (first milk)

Question 7

absorbtion of antibodies through colostrum is called ________ immunity

Answer 7

passive

Question 8

a _______ displaced abomasum is the most common and can be corrected by surgery while a _______ displaced abmasum has a high mortality rate

Answer 8

left hand

right hand

Question 9

milk fever is a drop in blood ______

Answer 9

Ca

Question 10

ketosis

Answer 10

metabolic disease related to inadequate energy intake and excessive body fat mobilization

Question 11

forages for lactating cows

Answer 11

• alfalfa hay
• corn silage
• cool season grasses
• warm season grasses used sparingly because of high NDF

Question 12

Total Mixed Ration (TMR) feeding

Answer 12

feeding system used in dairy cattle feeding where forages and concentrate are blended together prior to feeding

Question 13

advantages of TMR

Answer 13

• use of bulk commodities (price advantage)
• each bite is balanced
• more stable rumen conditions
• mechanical feeding
• group feeding by production

Question 14

disadvantages of TMR

Answer 14

• feeding long hay is difficult
• can’t feed individual cows by production
• each group needs a separate ration