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 1.20
Milk (kg) -182.00 -0.014 2.55
Fat (kg) 3.59 -0.375 -1.34
Prot (kg) 0.00 -0.441 0.00
Fertility Sub Index 4.25
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 0.36 1.117 0.40
Calving Sub Index 5.02
Gestation Length (days) -5.46 -0.919 5.02
Beef Sub Index -2.50
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 13.12 -0.432 -5.66
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 8.29

* Based on an €80/tonne carbon price