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 6.24
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -4.85 -0.375 1.82
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 0.01
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 1.86
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 7.97
Live WT (kg) -26.00 -0.307 7.97
Total Carbon Sub Index 15.98

* Based on an €80/tonne carbon price