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 1.02
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -0.45 -0.375 0.17
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index -4.53
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index -1.89

* Based on an €80/tonne carbon price