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 1.99
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -1.10 -0.375 0.41
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index -4.57
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -1.18 1.117 -1.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.12
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -0.75

* Based on an €80/tonne carbon price