From: Heritability of perching behavior and its genetic relationship with incidence of floor eggs in Rhode Island Red chickens
Line 1
Line 2
Intercept
Slope
Percent perching
0.56 ± 1.3a, 5.7 ± 1.3b
0.31 ± 0.06a
1.8 ± 0.7
0.06 ± 0.03
Percent floor eggs
270.5 ± 87.0a, 262.7 ± 85.5
7.2 ± 1.7a, 6.6 ± 1.6
132.8 ± 52.4
4.0 ± 1.3