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 5.47
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -5.11 -0.375 1.91
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index 0.04
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.11 1.117 0.12
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 2.90
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -3.66 -0.432 1.58
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 16.18

* Based on an €80/tonne carbon price