| Parameter |
Low
|
High
|
Total/Ave
|
| Litter Size at birth | |||
| Alive |
6,87
|
10,32
|
9,26
|
| Mummified |
0,03
|
0,55
|
0,2
|
| Stillborn |
0,14
|
0,84
|
0,43
|
| Total |
7,14
|
11,6
|
9,9
|
| Mummified (%) |
0,26
|
4,76
|
1,96
|
| Stillborn (%) |
1,46
|
8,79
|
4,35
|
| Average birth weight (kg) |
1,3
|
1,62
|
1,48
|
| Litter size at weaning |
6,53
|
9,67
|
8,47
|
| Weaning age (d) |
21,27
|
32,77
|
27,7
|
| Average weaning weight (kg) |
5,58
|
8,91
|
7,47
|
| Weaning to conception interval (d) |
9,62
|
19,46
|
11,69
|
| Gestation period, days |
113,69
|
116,27
|
114,73
|
| Farrowing interval (d) |
150,23
|
171,44
|
156,53
|
| Farrowing intervala (d) |
149,59
|
203,7
|
169,59
|
| Farrowing rate (%) |
67,84
|
83,55
|
76,28
|
| Preweaning mortality (%) |
2,34
|
22,29
|
8,59
|
| Mortality based on total population (%) |
0,96
|
6,82
|
3,13
|
| Farrowing/sow index |
2,13
|
2,44
|
2,34
|
| Farrowing/sow indexa |
1,8
|
2,45
|
2,17
|
| Pigs weaned per sow per year (PWSY) |
15,22
|
22,95
|
19,78
|
| PWSYa |
11,73
|
21,12
|
18,35
|
| Non-productive days |
(0.41)c
|
53,7
|
19,59
|
| Average daily gain (kg) |
0,296
|
0,595
|
0,523
|
| Adjusted 180-day weight (kg) |
53,25
|
107,1
|
94,19
|
| Adjusted 90-kg age (d) |
151,27
|
304,23
|
175,61
|
| Average weight of RSHb sold (kg) |
68,79
|
99,68
|
87,57
|
| Average age of RSHb sold (d) |
141,74
|
232,53
|
168,76
|
| Adjusted farm efficiency |
2,96
|
5,32
|
3,44
|
| Adjusted feed cost/kg live animals sold |
53,43
|
101,11
|
67,45
|
| Pigs produced per sow per year (PPSY) |
10,64
|
20,53
|
16,08
|
| Price of RSHb |
76,69
|
95,72
|
86,67
|
| Legend: a/ based on Average Effective Sows (productive and non-productive), b/ Regular Slaughter Hogs, c/Drastically decreasing sow level. Source: Philippine Swine Industry Research and Development Foundation, Inc. |
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