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 5.87
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -3.53 -0.375 1.32
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index -5.74
Calving Interval (days) 3.00 -1.459 -4.38
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.29
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 1.29

* Based on an €80/tonne carbon price