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 8.61
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -11.30 -0.375 4.23
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 0.94
Calving Interval (days) -0.34 -1.459 0.50
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.06
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 18.78

* Based on an €80/tonne carbon price