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 9.63
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -8.30 -0.375 3.11
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index 2.25
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.21 1.117 0.23
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 1.73
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 25.57

* Based on an €80/tonne carbon price