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 -1.55
Milk (kg) 144.00 -0.014 -2.02
Fat (kg) -2.72 -0.375 1.02
Prot (kg) 1.25 -0.441 -0.55
Fertility Sub Index -2.04
Calving Interval (days) 0.27 -1.459 -0.39
Survival (%) -1.47 1.117 -1.64
Calving Sub Index 2.21
Gestation Length (days) -2.40 -0.919 2.21
Beef Sub Index -2.65
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 4.92 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index -5.44

* Based on an €80/tonne carbon price