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 5.16
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -4.61 -0.441 2.03
Fertility Sub Index 1.29
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.49 1.117 0.55
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.34
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.85 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 16.02

* Based on an €80/tonne carbon price