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 4.60
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -8.56 -0.375 3.21
Prot (kg) -0.06 -0.441 0.03
Fertility Sub Index -0.23
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 0.89
Gestation Length (days) -0.97 -0.919 0.89
Beef Sub Index 0.30
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.08 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 5.60

* Based on an €80/tonne carbon price