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 6.10
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -6.85 -0.375 2.57
Prot (kg) -5.22 -0.441 2.30
Fertility Sub Index 2.43
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 1.29 1.117 1.44
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.96
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 16.26

* Based on an €80/tonne carbon price