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 0.56
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -0.58 -0.375 0.22
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index 2.01
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.72
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 5.40

* Based on an €80/tonne carbon price