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 -2.00
Milk (kg) 52.00 -0.014 -0.73
Fat (kg) 1.66 -0.375 -0.62
Prot (kg) 1.47 -0.441 -0.65
Fertility Sub Index -4.62
Calving Interval (days) 2.26 -1.459 -3.30
Survival (%) -1.18 1.117 -1.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.18
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -5.03

* Based on an €80/tonne carbon price