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 17.85
Milk (kg) -488.00 -0.014 6.83
Fat (kg) -12.54 -0.375 4.70
Prot (kg) -14.32 -0.441 6.32
Fertility Sub Index -1.04
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 1.49
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 20.93

* Based on an €80/tonne carbon price