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 -3.28
Milk (kg) -49.00 -0.014 0.69
Fat (kg) 9.74 -0.375 -3.65
Prot (kg) 0.72 -0.441 -0.32
Fertility Sub Index 1.67
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 3.64
Gestation Length (days) -3.96 -0.919 3.64
Beef Sub Index 1.92
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 8.54

* Based on an €80/tonne carbon price