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 0.01
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 1.52 -0.375 -0.57
Prot (kg) -1.70 -0.441 0.75
Fertility Sub Index -4.15
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -1.12 1.117 -1.25
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 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index -2.24

* Based on an €80/tonne carbon price