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 8.98
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -7.61 -0.375 2.85
Prot (kg) -12.26 -0.441 5.41
Fertility Sub Index -11.53
Calving Interval (days) 5.91 -1.459 -8.62
Survival (%) -2.60 1.117 -2.90
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.28
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -2.51

* Based on an €80/tonne carbon price