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 20.31
Milk (kg) -730.00 -0.014 10.22
Fat (kg) -6.78 -0.375 2.54
Prot (kg) -17.10 -0.441 7.55
Fertility Sub Index 4.49
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 7.17
Carcass Weight (kg) -21.40 -0.528 11.29
Age of Slaughter (days) 9.54 -0.432 -4.12
Maintenance Sub Index Maint. Sub Index 16.68
Live WT (kg) -54.40 -0.307 16.68
Total Carbon Sub Index 49.39

* Based on an €80/tonne carbon price