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 7.27
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -3.60 -0.375 1.35
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 0.18
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) 0.20 1.117 0.22
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index -1.47
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 7.54
Live WT (kg) -24.60 -0.307 7.54
Total Carbon Sub Index 13.41

* Based on an €80/tonne carbon price