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 2.31
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index -0.41
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index 0.81
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 4.49

* Based on an €80/tonne carbon price