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 15.10
Milk (kg) -357.00 -0.014 5.00
Fat (kg) -12.58 -0.375 4.71
Prot (kg) -12.21 -0.441 5.39
Fertility Sub Index -1.20
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.57
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 18.32

* Based on an €80/tonne carbon price