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 -4.10
Milk (kg) 110.00 -0.014 -1.54
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) 3.00 -0.441 -1.32
Fertility Sub Index -4.52
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.09
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -7.31

* Based on an €80/tonne carbon price