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 -3.86
Milk (kg) 106.00 -0.014 -1.48
Fat (kg) 3.02 -0.375 -1.13
Prot (kg) 2.83 -0.441 -1.25
Fertility Sub Index -4.83
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.11
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -7.21

* Based on an €80/tonne carbon price