Agriculture teacher preparation- Animal husbandry
Different Live Stock Puberty, Oestrous Cycle & Heat Period
Puberty = In Months
| Puberty | Oestrous Cycle | Heat Period | |
| Cow | 30-42 | 21 Days | 18 Hours |
| Buffalo | 30-42 | 21 Days | 24 Hours |
| Goat | 8-10 | 18-21 Days | 2-3 Days |
| Sheep | 9-14 | 15-18 Days | 1-3 Days |
| Pig | 8-10 | 21 Days | 1-5 Days |
| Camel | 36-48 | 14 Days | 3-5 Days |
| Gestation Period | 2n | |
| Cow | 283 Days | 60 |
| Buffalo | 310 Days | 50 |
| Goat | 148 Days | 60 |
| Sheep | 150 Days | 54 |
| Pig | 114 Days | 38 |
| Camel | 391 Days | 74 |
Average composition of milk in different mammals (in %)
| AgriExam | Water | Fats | Protein | Lactose | Ash |
| Cow | 87.27 | 3.75 | 3.58 | 4.96 | 0.70 |
| Buffalo | 82.76 | 7.38 | 3.60 | 4.50 | 0.80 |
| Goat | 87.00 | 4.25 | 3.52 | 4.25 | 0.86 |
| Sheep | 79.50 | 8.60 | 5.50 | 4.50 | 1.00 |
| Human | 87.40 | 4.30 | 1.25 | 6.80 | 0.25 |
