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 3.88
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -3.06 -0.375 1.15
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index 4.05
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.67 1.117 1.87
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 1.61
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 16.66

* Based on an €80/tonne carbon price