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 2.60
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -0.89 -0.375 0.33
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index 0.13
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.05 1.117 0.06
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index -0.19
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 4.22 -0.432 -1.82
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 9.63

* Based on an €80/tonne carbon price