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 3.75
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.41 -0.375 0.53
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 0.22
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.13 1.117 0.15
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.50
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 14.26

* Based on an €80/tonne carbon price