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 20.36
Milk (kg) -421.00 -0.014 5.89
Fat (kg) -16.85 -0.375 6.31
Prot (kg) -18.48 -0.441 8.16
Fertility Sub Index 3.65
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 1.30
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 30.72

* Based on an €80/tonne carbon price