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 23.75
Milk (kg) -911.00 -0.014 12.75
Fat (kg) -6.67 -0.375 2.50
Prot (kg) -19.25 -0.441 8.50
Fertility Sub Index -1.81
Calving Interval (days) 1.32 -1.459 -1.93
Survival (%) 0.10 1.117 0.11
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -0.66
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 8.86 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 8.19
Live WT (kg) -26.70 -0.307 8.19
Total Carbon Sub Index 30.21

* Based on an €80/tonne carbon price