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 15.17
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -14.56 -0.375 5.45
Prot (kg) -13.35 -0.441 5.89
Fertility Sub Index 5.92
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.69
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 24.57

* Based on an €80/tonne carbon price