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 17.49
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -21.50 -0.375 8.05
Prot (kg) -11.43 -0.441 5.04
Fertility Sub Index 1.12
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 0.56
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -1.79 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 23.60

* Based on an €80/tonne carbon price