Table 4. PCA loadings of selected variables for the monitored lactating donkey population.

	Components
	1 (53.69%)	2 (17.51%)
Age	−0.224	0.498
Month of lactation	−0.208	0.758
BCSa	0.896	−0.045
NTb 0.50	0.915	0.291
NHc 0.50	0.883	0.316
FNSd	0.944	0.042
Mouth condition	−0.594	0.463

Notes.

^aBody condition score.

^bNeck thickness at 0.50 of neck lenght.

^cNeck heigh at 0.50 of neck lenght.

^bFatty neck score.