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 11.25
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -14.61 -0.375 5.47
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index -0.35
Calving Interval (days) 0.21 -1.459 -0.31
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -2.42
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 3.89 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 10.31

* Based on an €80/tonne carbon price