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 8.80
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -8.40 -0.375 3.15
Prot (kg) -8.36 -0.441 3.69
Fertility Sub Index -4.15
Calving Interval (days) 1.94 -1.459 -2.83
Survival (%) -1.18 1.117 -1.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.16
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 6.24

* Based on an €80/tonne carbon price