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 13.08
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -19.75 -0.375 7.40
Prot (kg) -8.87 -0.441 3.91
Fertility Sub Index 8.69
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 3.24
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 4.60 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 8.19
Live WT (kg) -26.70 -0.307 8.19
Total Carbon Sub Index 34.28

* Based on an €80/tonne carbon price