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 9.87
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -8.15 -0.375 3.05
Prot (kg) -10.25 -0.441 4.52
Fertility Sub Index -6.12
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) -2.32 1.117 -2.59
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.66
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index -0.42

* Based on an €80/tonne carbon price