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 5.85
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -5.86 -0.375 2.19
Prot (kg) -5.43 -0.441 2.40
Fertility Sub Index -1.64
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.96
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 11.37

* Based on an €80/tonne carbon price