Table 4. Annual average survival rates of growing and laying period (9∼38 wks) in 5 Korean native chicken strains
| KNC-Black | KNC-Grayish Brown | KNC-Reddish Brown | KNC-White | KNC-Yellowish Brown | Mean |
1995 | 95.5 | 95.9 | 94.1 | 95.3 | 95.3 | 95.2 |
1996 | 91.9 | 96.1 | 93.0 | 85.4 | 92.1 | 91.7 |
1997 | 93.2 | 91.5 | 91.0 | 91.6 | 92.7 | 92.0 |
1998 | 93.7 | 96.0 | 92.6 | 92.8 | 93.5 | 93.7 |
2003 | 94.9 | 93.3 | 94.8 | 95.0 | 95.9 | 94.8 |
2004 | 95.7 | - | 94.2 | - | 95.8 | 95.2 |
2005 | 94.1 | - | 93.3 | - | 91.8 | 93.1 |
2007 | 89.0 | - | 93.0 | - | 92.3 | 91.4 |
2008 | 84.6 | 84.7 | 95.1 | 90.7 | 96.3 | 90.3 |
2017 | 91.4 | 89.9 | 77.5 | 96.7 | 91.4 | 89.4 |
Mean±SE | 92.4±1.1 | 92.5±1.6 | 91.9±1.6 | 92.5±1.4 | 93.7±0.6 | 92.7±0.6 |