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 1.57
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index -1.45
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.80
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.56 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 6.11

* Based on an €80/tonne carbon price