Genetic parameters for automatically-measured vaginal temperature, respiration efficiency, and other thermotolerance indicators measured on lactating sows under heat stress conditions

Table 5 Estimates of genetic correlations (upper diagonal) and their standard errors (lower diagonal) between vaginal temperatures measures in lactating sows under heat stress conditions

Traits	T_Vall	T_V4days	T_V8h	T_V12h	T_V16h	T_V20h	T_V8hS	T_V12hS	T_V16hS	T_V20hS
T_Vall		0.99	0.91	0.96	0.96	0.77	0.95	0.95	0.94	0.89
T_V4days	0.01		0.99	0.98	0.97	0.89	0.98	0.99	0.99	0.99
T_V8h	0.04	0.01		0.99	0.96	0.96	1.00	0.88	0.75	0.77
T_V12h	0.03	0.04	0.01		0.97	0.97	0.98	1.00	0.91	0.88
T_V16h	0.03	0.03	0.03	0.01		0.99	0.90	0.95	0.99	0.97
T_V20h	0.10	0.10	0.06	0.03	0.02		0.84	0.89	0.96	0.99
T_V8hS	0.04	0.05	0.04	0.02	0.02	0.01		0.99	0.90	0.88
T_V12hS	0.03	0.04	0.06	0.05	0.06	0.01	0.01		0.95	0.93
T_V16hS	0.03	0.03	0.05	0.04	0.04	0.05	0.03	0.01		0.97
T_V20hS	0.06	0.05	0.04	0.04	0.05	0.05	0.03	0.01	0.01

T_V4all all measures (each 10 min) of vaginal temperatures for 4 days (°C), T_V4days four-time measures of vaginal temperatures during 4 days (°C), T_V8h vaginal temperature measured at 8:00 h, during 4 days (°C), T_V12h vaginal temperature measured at 12:00 h, during 4 days (°C), T_V16h vaginal temperature measured at 16:00 h, during 4 days (°C); T_V20h vaginal temperature measured at 20:00 h, during 4 days

ISSN: 1297-9686