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 3.53
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -4.18 -0.375 1.57
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index -4.32
Calving Interval (days) 2.08 -1.459 -3.03
Survival (%) -1.15 1.117 -1.28
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 0.42

* Based on an €80/tonne carbon price