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 8.27
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -5.73 -0.375 2.15
Prot (kg) -7.41 -0.441 3.27
Fertility Sub Index 2.59
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.79 1.117 0.88
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.24
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 20.02

* Based on an €80/tonne carbon price