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 8.49
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -8.73 -0.375 3.27
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 0.86
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.31 1.117 0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.17
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price