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 15.79
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -19.01 -0.375 7.12
Prot (kg) -11.55 -0.441 5.10
Fertility Sub Index 0.40
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 19.56

* Based on an €80/tonne carbon price