Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 19.15
Milk (kg) -481.00 -0.014 6.73
Fat (kg) -16.25 -0.375 6.09
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index -1.89
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 1.49
Gestation Length (days) -1.62 -0.919 1.49
Beef Sub Index -1.09
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 17.74

* Based on an €80/tonne carbon price