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 17.15
Milk (kg) -482.00 -0.014 6.75
Fat (kg) -11.52 -0.375 4.31
Prot (kg) -13.79 -0.441 6.09
Fertility Sub Index -1.80
Calving Interval (days) 0.60 -1.459 -0.88
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 0.60
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price