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 6.16
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -6.26 -0.375 2.34
Prot (kg) -6.20 -0.441 2.74
Fertility Sub Index -3.82
Calving Interval (days) 1.82 -1.459 -2.66
Survival (%) -1.04 1.117 -1.16
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.90
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 1.94

* Based on an €80/tonne carbon price