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 8.96
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -6.82 -0.375 2.55
Prot (kg) -7.44 -0.441 3.28
Fertility Sub Index -2.54
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index -0.42
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 0.36 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index 6.40

* Based on an €80/tonne carbon price