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 6.23
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -7.19 -0.375 2.69
Prot (kg) -5.10 -0.441 2.25
Fertility Sub Index 1.60
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 0.58 1.117 0.65
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 3.26
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -3.04 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 23.39

* Based on an €80/tonne carbon price