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 22.68
Milk (kg) -506.00 -0.014 7.08
Fat (kg) -19.50 -0.375 7.30
Prot (kg) -18.79 -0.441 8.29
Fertility Sub Index 0.12
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.85
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -2.95 -0.432 1.27
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 29.30

* Based on an €80/tonne carbon price