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 3.77
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -1.60 -0.375 0.60
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index 3.75
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 2.69
Carcass Weight (kg) -11.90 -0.528 6.28
Age of Slaughter (days) 8.30 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 12.17
Live WT (kg) -39.70 -0.307 12.17
Total Carbon Sub Index 23.09

* Based on an €80/tonne carbon price