Neave et al. (2013)
Table 1. Calf approach responses to each screen for each session before and after disbudding (%).
Before disbudding: 3 sessions at 26 h, 16h, 2h (Calf 1-8) and 2 sessions at 16h and 2h (Calf 9-17)
After disbudding: 2 sessions at 6h and 22h (Calf 1-17)
Approach responses have been averaged across trials within each session
Screen
Calf
Phase of
testing
Session
Positive
Near
Positive
Halfway
Near
Negative
Negative
1
Before
1
100%
60%
40%
0%
4%
2
100%
0%
0%
0%
0%
3
71%
75%
0%
33%
0%
1
82%
25%
25%
0%
0%
2
100%
20%
0%
0%
0%
1
100%
75%
25%
0%
23%
2
100%
100%
25%
50%
19%
3
95%
25%
0%
25%
0%
1
100%
100%
0%
0%
14%
2
100%
75%
0%
25%
9%
1
100%
100%
100%
50%
14%
2
94%
75%
25%
0%
6%
3
100%
100%
0%
50%
5%
1
95%
100%
25%
0%
0%
2
95%
100%
75%
0%
0%
1
100%
100%
50%
0%
0%
2
100%
100%
100%
25%
0%
3
100%
100%
100%
0%
0%
1
100%
100%
100%
0%
0%
2
100%
100%
75%
0%
0%
1
95%
100%
60%
0%
0%
2
100%
80%
80%
0%
0%
3
95%
80%
40%
0%
9%
1
100%
100%
60%
0%
0%
2
95%
100%
20%
0%
9%
After
2
Before
After
3
Before
After
4
Before
After
5
Before
After
6
Before
After
7
Before
After
8
Before
After
9
Before
After
10
Before
After
11
Before
After
12
Before
After
13
Before
1
96%
100%
60%
0%
5%
2
91%
100%
40%
60%
9%
3
100%
80%
20%
0%
0%
1
100%
80%
0%
0%
0%
2
100%
80%
0%
0%
0%
1
100%
100%
100%
40%
5%
2
100%
100%
100%
20%
0%
3
100%
100%
40%
20%
9%
1
100%
60%
20%
20%
9%
2
100%
80%
80%
0%
0%
1
92%
100%
75%
0%
13%
2
100%
100%
75%
33%
6%
3
100%
80%
60%
0%
6%
1
100%
60%
20%
0%
0%
2
95%
100%
60%
25%
0%
1
100%
100%
100%
40%
0%
2
100%
100%
80%
0%
0%
1
100%
100%
60%
0%
0%
2
100%
100%
80%
20%
0%
1
100%
100%
40%
20%
0%
2
100%
100%
60%
0%
0%
1
100%
80%
80%
0%
0%
2
100%
100%
40%
0%
0%
1
100%
100%
100%
80%
0%
2
91%
100%
100%
40%
0%
1
91%
100%
100%
0%
0%
2
96%
100%
40%
0%
0%
1
100%
100%
100%
80%
0%
2
100%
100%
80%
0%
5%
1
100%
100%
100%
60%
9%
2
100%
100%
80%
20%
0%
1
96%
100%
100%
0%
0%
After
14
Before
After
15
Before
After
16
Before
After
17
Before
After
2
100%
100%
80%
20%
0%
1
100%
100%
0%
0%
0%
2
100%
100%
80%
20%
0%
1
100%
100%
100%
20%
5%
2
96%
100%
100%
0%
0%
1
96%
60%
40%
20%
0%
2
100%
100%
80%
20%
0%
1
100%
100%
100%
20%
0%
2
100%
100%
100%
20%
0%
1
100%
100%
100%
0%
9%
2
100%
100%
100%
20%
5%
1
100%
100%
80%
40%
0%
2
100%
100%
80%
40%
0%
1
100%
100%
80%
40%
0%
2
96%
100%
100%
20%
5%
1
100%
100%
80%
80%
9%
2
100%
100%
80%
20%
5%
1
100%
100%
80%
40%
5%
2
100%
100%
100%
40%
5%