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 5.23
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 2.06
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.76 1.117 0.85
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.00
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -0.47 -0.432 0.20
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 19.07

* Based on an €80/tonne carbon price