Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 3.84
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index 3.51
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 0.99 1.117 1.11
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.33
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 15.05

* Based on an €80/tonne carbon price