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 1.35
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -1.12 -0.441 0.49
Fertility Sub Index 1.30
Calving Interval (days) -0.57 -1.459 0.83
Survival (%) 0.42 1.117 0.47
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.52
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.18 -0.432 0.94
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 14.39

* Based on an €80/tonne carbon price