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 4.36
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -2.99 -0.375 1.12
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index -10.68
Calving Interval (days) 5.51 -1.459 -8.04
Survival (%) -2.36 1.117 -2.64
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.40
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -5.27

* Based on an €80/tonne carbon price