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 3.32
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index -1.43
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.29 1.117 0.32
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -3.32
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 5.37 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 0.01

* Based on an €80/tonne carbon price