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 -0.85
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) 1.04 -0.441 -0.46
Fertility Sub Index -0.50
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.49
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.98 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 11.24

* Based on an €80/tonne carbon price