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 37.70
Milk (kg) -846.00 -0.014 11.84
Fat (kg) -32.16 -0.375 12.05
Prot (kg) -31.30 -0.441 13.81
Fertility Sub Index -5.38
Calving Interval (days) 2.01 -1.459 -2.93
Survival (%) -2.19 1.117 -2.45
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.32
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 33.11

* Based on an €80/tonne carbon price