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 6.06
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -1.62
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.95
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 8.81 -0.432 -3.80
Maintenance Sub Index Maint. Sub Index 8.22
Live WT (kg) -26.80 -0.307 8.22
Total Carbon Sub Index 12.40

* Based on an €80/tonne carbon price