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 5.60
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -5.68 -0.441 2.51
Fertility Sub Index -5.00
Calving Interval (days) 2.45 -1.459 -3.57
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 1.64

* Based on an €80/tonne carbon price