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 2.16
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -2.02 -0.441 0.89
Fertility Sub Index 0.89
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) 0.48 1.117 0.54
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index 1.58
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 8.68

* Based on an €80/tonne carbon price