Table 6.
Correlation of THI with physiological and metabolic parameters of lactating buffaloes
| Parameters | THI | BST | RT | RR | ACTH | Cortisol | Insulin | T3 | T4 | GH |
|---|---|---|---|---|---|---|---|---|---|---|
| THI | 1 | |||||||||
| BST | 0.962** | 1 | ||||||||
| RT | 0.684* | 0.809** | 1 | |||||||
| RR | 0.901** | 0.929** | 0.745** | 1 | ||||||
| ACTH | –0.764** | –0.263 | 0.391 | 1 | ||||||
| Cortisol | 0.689* | 0.777** | 0.494 | 0.906** | –0.488 | 1 | ||||
| Insulin | 0.009 | 0.359 | 0.729** | 0.434 | 0.339 | 0.536 | 1 | |||
| T3 | 0.025 | –0.082 | 0.146 | 0.317 | 0.358 | 0.175 | 0.640* | 1 | ||
| T4 | 0.603* | 0.486 | 0.41 | 0.828** | –0.304 | 0.882** | 0.716** | 0.521 | 1 | |
| GH | –0.442 | –0.122 | 0.474 | –0.044 | 0.834** | –0.147 | 0.673* | 0.668* | 0.114 | 1 |
Abbreviations: ACTH, adrenocorticotropic hormone; BST, body surface temperature; GH, growth hormone; RR, respiratory rate; RT, rectal temperature; T3, triiodothyronine; T4, thyroxine; THI, temperature–humidity index.
*
P < 0.05;
**
P < 0.01.