Table 8. Statistically significant (P<0.05) post Bonferroni correction animal and phenotypic correlations between immune, health event, reproductive performance and lactation traits.

Immune profile trait1	Health event/Reproductive/Lactation trait	Phenotypic/animal correlation	Standard error
Haptoglobin (µg/ml)	Clinical mastitis1	0.324a	0.032
% CD335+3	Lameness episodes2	0.479a	0.113
% CD8+3	Calving interval	0.477	0.143
% PBMC4	Dystocia	−0.451b	0.123
% Lymphocytes4	Dystocia	−0.423b	0.126
CD4+ : CD8+ ratio3	Somatic cell count	−0.557c	0.158
CD4+ : CD8+ ratio3	Somatic cell count	−0.437d	0.134
NAb (OD@492)5	Feed intake	−0.215e	0.040
NAb (OD@492)5	Dry matter intake	−0.170e	0.041
% CD3+3	Feed to milk ratio	0.376e	0.093
% CD14+3	Feed intake	−0.405e	0.084
% γδ TCR+	Feed intake	0.401e	0.083
% Lymphocytes4	Feed intake	0.400e	0.084
NAb (OD@492)5	Dry matter intake	−0.130f	0.037
NAb (OD@492)5	Live weight	−0.119f	0.034

¹expressed as 0/1 on the week of the immune analysis;

²expressed as number of distinct episodes in a lactation;

³% of PBMC that were CD335, CD8, CD4, CD3, CD14 or γδ TCR positive;

⁴% of total leukocytes that were PBMC or lymphocytes;

⁵Natural Antibodies.

^aphenotypic correlations between immune and health events traits;

^bphenotypic correlations between immune and reproductive traits;

^canimal correlations between immune and lactation traits measured on the same week; ^danimal correlations between immune and lactation traits measured throughout lactation; ^ephenotypic correlations between immune profile and lactation traits measured on the same week;

^fphenotypic correlations between immune and lactation traits measured throughout lactation.