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 22.30
Milk (kg) -430.00 -0.014 6.02
Fat (kg) -19.63 -0.375 7.35
Prot (kg) -20.23 -0.441 8.93
Fertility Sub Index 8.16
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.02
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 35.37

* Based on an €80/tonne carbon price