Table 4 Effect of bovine renal lipofuscinosis (BRL) on lifelong milk production (kg energy corrected milk yield (kg ECM)) in two Danish dairy breeds
Danish Red – model excluding age at slaughter | Estimate | Standard error | P-value |
|---|---|---|---|
Average total kg ECM | 26524 | 1037 | < 0.0001 |
BRL affected | 3136 | 1031 | 0.0023 |
Danish Holstein – model excluding age at slaughter | |||
Average total kg ECM | 30394 | 814 | < 0.0001 |
BRL affected | 4083 | 811 | < 0.0001 |
Danish Red – model including age at slaughter | |||
Baseline total kg ECM | -21,773 | 453 | < 0.0001 |
BRL affected | -1284 | 350 | < 0.0001 |
Age at slaughter (months) | 683 | 2 | < 0.0001 |
Danish Holstein – model including age at slaughter | |||
Baseline total kg ECM | -21,589 | 279 | < 0.0001 |
BRL affected | -125 | 252 | 0.62 |
Age at slaughter (months) | 733 | 0.79 | < 0.0001 |