Validity of Weight Estimation Models in Pigs Reared under Different Management Conditions

Table 5

Correlation between prediction model and 40 pigs from neighboring farms.

Model used for correlation	𝑟	𝑅^2	Significance at 𝜎=0.05
Length only	0.347	0.12	𝑃=0.028
Heart girth only	0.241	0.058	𝑃=1.33
Heart girth + length	0.324	0.105	𝑃=0.041