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 10.03
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index -1.37
Calving Interval (days) 1.09 -1.459 -1.59
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.48
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 15.26

* Based on an €80/tonne carbon price