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 8.77
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -9.30 -0.375 3.48
Prot (kg) -6.93 -0.441 3.06
Fertility Sub Index 1.85
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) 1.85 1.117 2.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.71
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 24.07

* Based on an €80/tonne carbon price