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 8.42
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -12.61 -0.375 4.72
Prot (kg) -7.21 -0.441 3.18
Fertility Sub Index 2.30
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.92 1.117 1.03
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.66
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.18 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 22.24

* Based on an €80/tonne carbon price