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 -3.77
Milk (kg) 202.00 -0.014 -2.83
Fat (kg) 1.52 -0.375 -0.57
Prot (kg) 0.84 -0.441 -0.37
Fertility Sub Index -1.74
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.79 1.117 -0.88
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index 0.10
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index -3.45

* Based on an €80/tonne carbon price