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 16.30
Milk (kg) -280.00 -0.014 3.92
Fat (kg) -17.91 -0.375 6.71
Prot (kg) -12.86 -0.441 5.68
Fertility Sub Index 3.60
Calving Interval (days) -1.90 -1.459 2.77
Survival (%) 0.74 1.117 0.83
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.94
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 31.45

* Based on an €80/tonne carbon price