| Milk yield (kg/day) | The amount of milk produced per cow per day (in kilograms). |
| Milk fat (%) | The percentage of fat content in milk. |
| Milk protein (%) | The percentage of protein content in milk. |
| SNF (%) | The proportion of non-fat solids in milk, excluding milk fat. |
| Somatic cell count (×103/mL) | The number of somatic cells per milliliter of milk, used as an indicator of udder health. |
| MUN (mg/dL) | The concentration of urea nitrogen in milk, reflecting the balance of dietary protein. |
| 305-day milk yield (kg) | The total amount of milk produced over a standardized 305-day lactation period. |
| 305-day milk fat yield (kg) | The total amount of milk fat produced over 305 days. |
| 305-day milk protein yield (kg) | The total amount of milk protein produced over 305 days. |
| 305-day solids-not-fat yield (kg) | The total amount of SNF (non-fat solids) produced over 305 days. |
| Mature equivalent milk yield (kg) | Estimated milk yield adjusted to a standard age (72 months) and lactation length. |
| Mature equivalent milk fat yield (kg) | Estimated milk fat yield adjusted to a standard cow maturity. |
| Mature equivalent milk protein yield (kg) | Estimated milk protein yield adjusted to a standard cow maturity. |
| Mature equivalent SNF yield (kg) | Estimated SNF yield adjusted to a standard cow maturity. |