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 -0.35
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 0.42 -0.375 -0.16
Prot (kg) 0.32 -0.441 -0.14
Fertility Sub Index 0.51
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.30 1.117 0.34
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.19
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.65 -0.432 0.71
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 12.30

* Based on an €80/tonne carbon price