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 2.89
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -2.96 -0.375 1.11
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index -5.32
Calving Interval (days) 2.59 -1.459 -3.78
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -0.71

* Based on an €80/tonne carbon price