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 5.58
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -4.10 -0.375 1.54
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index -0.30
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 0.93
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 9.03

* Based on an €80/tonne carbon price