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 5.59
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -4.80 -0.375 1.80
Prot (kg) -5.89 -0.441 2.60
Fertility Sub Index -8.00
Calving Interval (days) 4.05 -1.459 -5.91
Survival (%) -1.87 1.117 -2.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.25
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index -1.00

* Based on an €80/tonne carbon price