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 7.83
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -3.51 -0.375 1.31
Prot (kg) -9.62 -0.441 4.25
Fertility Sub Index 1.22
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index -0.18
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 13.32

* Based on an €80/tonne carbon price