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 11.40
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -11.53 -0.375 4.32
Prot (kg) -10.96 -0.441 4.84
Fertility Sub Index 1.33
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.25
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 16.23

* Based on an €80/tonne carbon price