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 10.71
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -10.85 -0.375 4.06
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index 1.28
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.51 1.117 0.57
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 3.00
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.04 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 25.25

* Based on an €80/tonne carbon price