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 12.65
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -14.18 -0.375 5.31
Prot (kg) -13.46 -0.441 5.94
Fertility Sub Index 4.61
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.74
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.36 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 20.39

* Based on an €80/tonne carbon price