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 1.64
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.24 -0.375 1.21
Prot (kg) 0.72 -0.441 -0.32
Fertility Sub Index 0.20
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) 0.09 1.117 0.10
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.42
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.97 -0.432 0.42
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 12.23

* Based on an €80/tonne carbon price