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 2.96
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 2.57
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) 0.80 1.117 0.89
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.68
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.10 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 17.09

* Based on an €80/tonne carbon price