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 5.17
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -6.12 -0.375 2.29
Prot (kg) -4.30 -0.441 1.90
Fertility Sub Index 2.40
Calving Interval (days) -1.85 -1.459 2.70
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.79
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -0.12 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 10.25

* Based on an €80/tonne carbon price