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 8.04
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -11.30 -0.375 4.23
Prot (kg) -8.68 -0.441 3.83
Fertility Sub Index -3.35
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) -1.68 1.117 -1.88
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -1.31
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 3.55

* Based on an €80/tonne carbon price