New Zealand Dairy Statistics 2010-11 - LIC

The Breeding Worth for herds presented below (Table 4.12 and Graph 4.12) is based on cows of the users of herd testing services, in herds
with at least 80 cows, in the 2010/11 season. Table 4.12 shows that 50% of these herds had a BW of 64 or above and 25% had a BW of 75
or above.
Table 4.12: Herd Breeding Worth in 2010/11
Median Top 5% Top 10% Top 25% Bottom 25% Bottom 10% Bottom 5%
Herd BW 64 > 101 > 93 > 75 < 46 < 25 < 10
Graph 4.12: Distribution of Herd Breeding Worth in 2010/11
< -40
-40 - -30
-30 - -20
(Evaluation date: 14 May 2011)
(Evaluation date: 14 May 2011)
The Production Worth (PW) for herds presented below (Table 4.13 and Graph 4.13) is based on cows of the users of herd testing services, in
herds with at least 80 cows, in the 2010/11 season. Table 4.13 shows that 50% of these herds had a PW of 76 or above and 25% had a PW
of 95 or above.
Table 4.13: Herd Production Worth in 2010/11
Median Top 5% Top 10% Top 25% Bottom 25% Bottom 10% Bottom 5%
Herd PW 76 > 124 > 113 > 95 < 55 < 35 < 19
Graph 4.13: Distribution of Herd Production Worth in 2010/11
Percentage of herds
Percentage of herds
16
12
8
4
0
20
15
10
5
0
< -30
-30 - -20
-20 - -10
-10 - 0
-20 - -10
0 - 10
-10 - 0
10 - 20
0 - 10
20 - 30
10 - 20
30 - 40
20 - 30
40 - 50
30 - 40
40 - 50
50 - 60
Herd BW ($)
50 - 60
60 - 70
Herd PW ($)
70 - 80
60 - 70
80 - 90
70 - 80
90 - 100
80 - 90
100 - 110
90 - 100
110 - 120
100 - 110
120 - 130
110 - 120
130 - 140
120 - 130
140 - 150
>130
(Evaluation date: 14 May 2011)
> 150
(Evaluation date: 14 May 2011)
New Zealand Dairy Statistics 2010-11 35