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 3.22
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -2.75 -0.375 1.03
Prot (kg) -2.72 -0.441 1.20
Fertility Sub Index -5.91
Calving Interval (days) 2.92 -1.459 -4.26
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -1.39

* Based on an €80/tonne carbon price