5124110
Description
| Question | Answer |
| Gestation Period | Length of pregnancy |
| TBC | Total bacteria count: is the measure of the amount of bacteria in a ml of milk |
| SCC | Somatic cell count: is a measure of the amount of cells that fight infection |
| Lactation | Lactation means milking period and it begins as soon as a cow has calved |
| Lactation yield | Is the amount of milk a cow gives in 305 days |
| Reproductive efficiency | The number of calves weaned per 100 cows served |
| Economic breeding index | A single figure profit index given in euros of profit per lactation for the animals progeny compared to an average dairy cow |
| Colostrum | The first milk produced by a cow after birth |
| Typical dairy cow | •Weighs 40kg at birth •Reaches puberty at 1 year old when she is 250kg •Oestrus cycle is 21 days •Oestrus (heat) is 18 hours •Gestation period is 283 days |
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