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 17.49
Milk (kg) -318.00 -0.014 4.45
Fat (kg) -17.31 -0.375 6.48
Prot (kg) -14.86 -0.441 6.56
Fertility Sub Index 6.77
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index 3.67
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 33.19

* Based on an €80/tonne carbon price