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 4.62
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index -5.15
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.32
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -0.35

* Based on an €80/tonne carbon price