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 4.32
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -2.03 -0.375 0.76
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 0.47
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 0.11
Carcass Weight (kg) -1.05 -0.528 0.55
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 7.01

* Based on an €80/tonne carbon price