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 2.51
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -0.78 -0.441 0.34
Fertility Sub Index 1.65
Calving Interval (days) 0.00 -1.459 0.00
Survival (%) 1.48 1.117 1.65
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index -1.72
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 2.39 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 2.39

* Based on an €80/tonne carbon price