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 4.13
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -3.72 -0.375 1.39
Prot (kg) -3.10 -0.441 1.37
Fertility Sub Index 0.50
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.93
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 3.48 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 17.37

* Based on an €80/tonne carbon price