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Milk yield and composition in dairy cows.
| Item | NS | HS |
|---|---|---|
| Milk yield kg/day | 22.83 ± 0.2251 A | 19.06 ± 0.1643 B |
| Protein % | 3.46 ± 0.0336 A | 3.30 ± 0.0329 B |
| Fat % | 3.71 ±0.0352 A | 3.55 ± 0.0253 B |
| Lactose % | 4.69 ± 0.0292 a | 4.58 ± 0.0318 b |
| Somatic cell counts 104/mL | 30.47 ± 0.5833 B | 37.83 ± 0.7445 A |
ST, the appropriate temperature group; HS, heat stress group. a and b denote values that differ significantly at p < 0.05, and A and B denote values that differ significantly at p < 0.01.
