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 11.92
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -9.64 -0.375 3.61
Prot (kg) -10.65 -0.441 4.70
Fertility Sub Index 2.45
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.27
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 16.65

* Based on an €80/tonne carbon price