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Flashcards in dairy production lec 15 Deck (19):
1

what has been the trend of the aus dairy industry

- decrease in number of herds, increase in number of cows
o production per head has increased (80-85%)

2

what is the response of the aus dairy industry to welfare

- aus dairy industry
o becoming a strong focus
o quality assurance (QA) programs
o nurturing
 Good nutrition and shelter for calves
o valuing
 Each animal an asset. They are cared for, protected and valued.
o feeding
 provides a highly nutritious diet that delivers good milk production and welfare
o prevention
 Ensure cow health- good welfare.
o handling
 Good stockmanship and welfare go hand in hand. Cow welfare and milk production benefit from handling practices that create a calm, low-stress environment.
o milking
 milking routine enables cows to be inspected regularly, and if ill, treated early, long before welfare is compromised.
o monitoring
 Daily monitoring of milk production- feedback about cow health, nutrition and welfare.
o improving
 new and better ways of caring for their cattle.
o assuring
 Sound dairy farming practices that deliver good animal welfare are integrated into everyday quality assurance systems

3

what are the 5 welfare strategy's employed by the aus dairy industry

o Calf Management
o Tail Docking
o Calving Induction
o Disbudding
o Lameness

4

what is the average production per cow

- milk production per cow has increased to 5000L/cow/year

5

what has been the impact of dairy cows increased production

- milk production per cow has increased to 5000L/cow/year

6

what does a cow do most of under normal conditions (pasture)

- cow spends 50% time lying down

7

what are the 5 freedoms

hunger and thirst
discomfort
fear and distress
pain injury or disease
express normal behaviour

8

how is the freedom of hunger and thirst impacted on

HUNGER AND THIRST
 access to fresh water and a diet to maintain full health and vitality.
• sufficient feed intake- BCS, NEB
• water- summer 80-120L/cow/day

9

how is the freedom of discomfort impacted on

. DISCOMFORT
 appropriate environment including shelter and a comfortable resting area.
• heat stress +/- 5 degrees from normal
• appropriate shed design
• space to lay down
• Dystocia (abortion)
• Housing (lane ways)
• Tail Docking
• can’t deal with flies
• no evidence of improved cleanliness and heath
• impacts on welfare, market access and consumer perception
• Transport/slaughter when culled

10

how is the freedom pain injury or disease impacted on

.PAIN, INJURY OR DISEASE
 prevention or rapid diagnosis and treatment.
• lameness
• Wall cracks, punctured sole, sole bleedings and ulcers
• White line defects
• hoof grows at 5mm/month
• •>66% lameness traumatic origin in grazing systems
• •30-75% of cows on large farms have thin soles
• mastitis
• clinical
 less time laying down, less walking, drank less, less rumination, less production
• subclinical
• incidence 20-30%

11

how is the freedom of express normal behaviour impacted on

4. EXPRESS NORMAL BEHAVIOUR
 sufficient space, proper facilities and company
 behaviour adaptive, hard to define normal
• indoor more time standing, less walking
• pasture more time laying own, more time walking

12

how is the freedom from fear and discomfort impacted on

o 5. FEAR AND DISTRESS
 conditions and treatment which avoid mental suffering.
• no difference in aversion between shouting and cattle prod
• tail twist not aversive
• gentling unrewarding

13

how can welfare be assessed in dairy cattle

- assessment
o Animal
 condition score , lameness
o Management dairy farmer

 how does he/she manage
o Environment cow
 floor, drinking, feed places, lane ways

14

what are the top 5 biggest welfare issues

1 Lameness cases
2 Body condition score
3 Hock lesions
4 Locomotion score
5 Competition for feed and water

15

how is lameness related to welfare

- Lameness
o major welfare issue
 5.5-14% of all herds
o infectious or traumatic origin
o management impacts
 standing surface
o use of gait scoring to assess

16

how is dehorning a welfare issue

- dehorning
o cause pain
 local doesn’t stop pain
o disbudding alternative
 not as painful

17

how is induction a welfare issue

- induction
o high mortality rate to calf
 0-38.5%

18

how does the enviro impact on the cow

- enviro
o cow affected more by heat then cold
 for repro and lactation

19

what is the welfare in transport compromised

- transport of young stock
o 50% bruised stifles
o mortality>20% in calves <14 days