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Comfortable Surface W2
1. This project is financed in part through the Support Program for the Establishment of Food Safety, Bio-security, Traceability
and Animal Health and Welfare Systems (Act 1), according to the Canada-Quebec Growing Forward 2 agreement.
Dairy Farmers of Canada in partnership with Valacta
are pleased to present a series of 3 webinars on:
The Barn, a Source of Comfort
3. Question quiz
IN WHAT TYPE OF BARN YOUR COWS ARE HOUSING?
A. TIE STALL
B. FREE STALL
C. BEDDED STRAW PACK/COMPOSTED BEDDING
D. I AM NOT A DAIRY PRODUCER
8. Question Quiz
WHICH % OF COWS THAT SHOW INJURIES SCORING
2 AND 3 DO YOU HAVE IN YOUR HERD?
0-10%
11-20%
21-50%
51% ET PLUS
9. And then? Where do you stand?
% injured
cows with
scores of
2 and 3
Percentile Tie Stall Free Stall Robot
Top 25% 3-26% 0-15% 0-9%
Mid-range 27-51% 16-46% 10-38%
Bottom 25% 52-85% 47-82% 39-65%
Evaluation of Hock Injuries
10. We’ve found the problem…
Injuries?
Lameness?
Getting up/Lying down problems?
Insufficient or excessive
resting time?
…How do we correct it?
p.10
16. QUESTION QUIZ
WHAT TYPE OF SURFACE YOUR COWS ARE LYING
ON? (multiple choices)
A. CONCRETE
B. HARD RUBBER MATS
C. MATTRESSES
D. DEEP BEDDING
E. SAND
17. 0
5
10
15
20
% Injured Cows
(knee and hock
swelling )
All Front
Legs
Back
Legs
Concrete Soft Mattress
Rushen et al., 2001
Mattresses Result in Less Injuries
18. Before / After (4 weeks)
Addition of Waterbeds on Top of Rubber Mats
19. Lying Down Getting Up Eating
0
3
6
9
12
15
18
Time(hours/day)
Small
Concrete
Stall
Large stalls
with mattress
P < 0.01
NS
P < 0.01
Large Stalls with Mattresses
Mean More Resting Time
Haley, 2000
20. Concrete Hard Rubber Foam Geotextile
Soft Rubber Water Gel
Mattress + Bedding Options
p.13
29. QUESTION QUIZ
HOW MUCH REMAINS THERE BEDDING IN THE
STALLS/PENS BEFORE TO ADD SOME MORE?
A) Less than 2 cm (Less than 1 inch)
B) 2-5 cm (Between 1 and 2 inches)
C) 5-8 cm (Between 2 and 3 inches)
D) 8-10 cm (Between 3 and 4 inches)
E) More than 10 cm (more than 4 inches)
43. 1.2 h less resting time if sand is
not kept in stall
3.5 in over
8 in exterior
6 in with
rounded corners
6 in interior
7 in from the beginning
of the gradual slope
Maximum height
11.5 in
68-72 in
Stall on sand or deep bedding
51. v
Resting Surface = CIV: 6 to 0 (Soft to Very Soft)
Cost: $33,600 mattresses + $3,870/year bedding
+ $14,790
Places ---
Production + 863 kg/cow
Herd - 7 cows
Cows ≥ L3 39 to 40%
Cull Rate ---
Coast to Coast Farm
52. Homework
For W3 on Comfortable Space
1. Measure the average L3 cow
of your herd like this:
2. Measure the surface of your stalls:
a) Width from one division to
the other
b) From the brisket board to the
end of the stall
Take measurements in inches!