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 1.22
Milk (kg) -23.00 -0.014 0.32
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -1.09 -0.441 0.48
Fertility Sub Index -0.18
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.30
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -2.14 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 12.12

* Based on an €80/tonne carbon price