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 5.20
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -4.54 -0.441 2.00
Fertility Sub Index 1.28
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.52 1.117 0.58
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.17
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.37 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 17.93

* Based on an €80/tonne carbon price