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 2.32
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.79 -0.375 0.67
Prot (kg) -1.32 -0.441 0.58
Fertility Sub Index -8.78
Calving Interval (days) 4.48 -1.459 -6.54
Survival (%) -2.01 1.117 -2.25
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -0.24
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index -6.00

* Based on an €80/tonne carbon price