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 1.04
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -0.74 -0.375 0.28
Prot (kg) -0.90 -0.441 0.40
Fertility Sub Index -1.49
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -2.15
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 8.76 -0.432 -3.78
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 4.98

* Based on an €80/tonne carbon price