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 8.05
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -9.16 -0.375 3.43
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index -5.97
Calving Interval (days) 3.97 -1.459 -5.79
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -0.89
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.99 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 4.76

* Based on an €80/tonne carbon price