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 6.83
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -7.96 -0.441 3.51
Fertility Sub Index 1.30
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.64 1.117 0.72
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.08
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price