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 4.17
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index 2.96
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.44
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.75 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 19.15

* Based on an €80/tonne carbon price