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 3.58
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.80 -0.375 1.42
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index 1.02
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -0.41
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 10.03

* Based on an €80/tonne carbon price