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 1.88
Milk (kg) -101.00 -0.014 1.41
Fat (kg) 3.24 -0.375 -1.21
Prot (kg) -3.81 -0.441 1.68
Fertility Sub Index 1.50
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) -1.11 1.117 -1.24
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -1.45
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 3.23

* Based on an €80/tonne carbon price