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 6.41
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -5.93 -0.375 2.22
Prot (kg) -5.17 -0.441 2.28
Fertility Sub Index -3.71
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.10
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 3.97

* Based on an €80/tonne carbon price