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 7.13
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -8.14 -0.375 3.05
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index 1.77
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.77
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.11 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 16.85

* Based on an €80/tonne carbon price