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 11.57
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -11.53 -0.375 4.32
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index -2.93
Calving Interval (days) 1.33 -1.459 -1.94
Survival (%) -0.89 1.117 -0.99
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.10
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 10.23

* Based on an €80/tonne carbon price