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 9.82
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index -1.53
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index -1.00
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 5.24 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 13.64

* Based on an €80/tonne carbon price