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 3.41
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -0.34 -0.441 0.15
Fertility Sub Index 0.26
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.61
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) -3.24 -0.432 1.40
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 8.26

* Based on an €80/tonne carbon price