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 21.19
Milk (kg) -760.00 -0.014 10.64
Fat (kg) -6.85 -0.375 2.57
Prot (kg) -18.09 -0.441 7.98
Fertility Sub Index -1.04
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) 0.10 1.117 0.11
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.04
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 8.83 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 9.20
Live WT (kg) -30.00 -0.307 9.20
Total Carbon Sub Index 30.20

* Based on an €80/tonne carbon price