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 0.82
Milk (kg) -63.00 -0.014 0.88
Fat (kg) 1.03 -0.375 -0.39
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 5.27
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 1.09 1.117 1.22
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.46
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 16.09

* Based on an €80/tonne carbon price