PERFORMANCE GOALS Table 27: P roduction performance of H&N Brown Nick parent stock under good management and moderate environment Age
Liveability
Rate of Lay
Egg Number
Hatching Eggs
Hatch %
week
%
HD %
HH cum.
%
cum.
total saleable chicks chicks
51
95.6
91.5
188.0
94
170.9
85.4
52
95.4
91.1
194.1
94
176.6
53
95.1
90.7
200.1
94
54
94.9
90.3
206.1
55
94.7
89.9
56
94.5
57
No. of saleable chicks
Egg weight
Body weight
per week
cum.
g
Female g
Male g
41.7
2.4
72.1
61.4
1923
2882
85.0
41.5
2.4
74.5
61.4
1925
2890
182.2
84.6
41.3
2.3
76.8
61.5
1927
2898
94
187.8
84.3
41.1
2.3
79.1
61.5
1929
2906
212.1
94
193.4
83.9
40.9
2.3
81.4
61.5
1931
2914
89.4
218.0
94
198.9
83.4
40.7
2.2
83.6
61.6
1933
2922
94.3
88.9
223.9
94
204.4
82.9
40.5
2.2
85.8
61.6
1935
2930
58
94.0
88.4
229.7
93
209.8
82.4
40.2
2.2
88.0
61.7
1937
2938
59
93.8
87.9
235.5
93
215.2
81.9
40.0
2.2
90.2
61.7
1939
2946
60
93.6
87.4
241.2
93
220.5
81.4
39.7
2.1
92.3
61.7
1941
2954
61
93.3
86.8
246.9
92
225.7
80.9
39.5
2.1
94.4
61.8
1943
2961
62
93.1
86.2
252.5
92
230.9
80.4
39.2
2.0
96.4
61.8
1945
2968
63
92.8
85.6
258.1
92
236.1
79.8
38.9
2.0
98.4
61.8
1947
2975
64
92.6
85.0
263.6
92
241.2
79.2
38.6
2.0
100.4
61.9
1949
2982
65
92.3
84.3
269.0
91
246.1
78.6
38.4
1.9
102.3
61.9
1951
2989
66
92.0
83.6
274.4
91
251.0
78.0
38.1
1.9
104.2
61.9
1953
2996
67
91.8
82.9
279.7
91
255.8
77.4
37.8
1.8
106.0
62.0
1955
3003
68
91.5
82.2
285.0
91
260.6
76.8
37.5
1.8
107.8
62.0
1956
3010
69
91.3
81.4
290.2
91
265.3
76.2
37.2
1.7
109.5
62.0
1957
3017
70
91.0
80.6
295.3
90
269.9
75.4
36.8
1.7
111.2
62.0
1958
3023
71
90.7
79.8
300.4
90
274.5
74.7
36.5
1.7
112.9
62.0
1959
3029
72
90.4
79.0
305.4
90
279.0
74.0
36.1
1.6
114.5
62.1
1960
3035
73
90.1
78.1
310.3
90
283.4
73.3
35.8
1.6
116.1
62.1
1961
3041
74
89.8
77.2
315.2
89
287.8
72.6
35.4
1.6
117.7
62.1
1962
3047
75
89.6
76.3
320.0
89
292.1
71.9
35.1
1.5
119.2
62.1
1963
3053
85
