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 9.40
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -4.75 -0.375 1.78
Prot (kg) -8.76 -0.441 3.87
Fertility Sub Index 0.18
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) 0.51 1.117 0.57
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 1.19
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) 8.85 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 11.10
Live WT (kg) -36.20 -0.307 11.10
Total Carbon Sub Index 22.35

* Based on an €80/tonne carbon price