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 5.72
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -6.20 -0.375 2.32
Prot (kg) -5.23 -0.441 2.31
Fertility Sub Index 1.62
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 0.43 1.117 0.48
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.51
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -1.18 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price