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 4.91
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -3.68 -0.375 1.38
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index -8.12
Calving Interval (days) 4.34 -1.459 -6.33
Survival (%) -1.60 1.117 -1.79
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 0.78
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -1.05

* Based on an €80/tonne carbon price