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 10.58
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -8.11 -0.375 3.04
Prot (kg) -10.81 -0.441 4.77
Fertility Sub Index 2.09
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 2.69
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.50 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 21.35

* Based on an €80/tonne carbon price