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 6.83
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -2.79 -0.375 1.05
Prot (kg) -6.26 -0.441 2.76
Fertility Sub Index 2.11
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.57 1.117 0.64
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.52
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.53 -0.432 1.09
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 20.61

* Based on an €80/tonne carbon price