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 6.43
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 2.75
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 1.21 1.117 1.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.05
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 18.19

* Based on an €80/tonne carbon price