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 8.27
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -8.85 -0.375 3.31
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index -11.15
Calving Interval (days) 5.68 -1.459 -8.29
Survival (%) -2.56 1.117 -2.86
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -3.17

* Based on an €80/tonne carbon price