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 14.02
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -10.32 -0.375 3.87
Prot (kg) -13.46 -0.441 5.94
Fertility Sub Index 1.15
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 16.62

* Based on an €80/tonne carbon price