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 4.16
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -4.04 -0.375 1.51
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 2.97
Calving Interval (days) -2.11 -1.459 3.08
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 2.81
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 16.05

* Based on an €80/tonne carbon price