Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 37.10
Milk (kg) -639.00 -0.014 8.95
Fat (kg) -38.80 -0.375 14.53
Prot (kg) -30.87 -0.441 13.62
Fertility Sub Index 7.46
Calving Interval (days) -4.47 -1.459 6.52
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index 0.29
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 49.65

* Based on an €80/tonne carbon price