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 1.18
Milk (kg) -64.00 -0.014 0.90
Fat (kg) 1.98 -0.375 -0.74
Prot (kg) -2.32 -0.441 1.02
Fertility Sub Index 0.83
Calving Interval (days) -0.85 -1.459 1.24
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index -0.22
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 5.27 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 5.67

* Based on an €80/tonne carbon price