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 4.86
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -2.14 -0.375 0.80
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 3.67
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.36
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 9.35

* Based on an €80/tonne carbon price