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 13.34
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -12.56 -0.375 4.70
Prot (kg) -10.06 -0.441 4.44
Fertility Sub Index 3.45
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) 1.31 1.117 1.46
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -1.56
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price