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 4.56
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -0.10 -0.375 0.04
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index 3.15
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 10.78
Carcass Weight (kg) -25.60 -0.528 13.50
Age of Slaughter (days) 6.30 -0.432 -2.72
Maintenance Sub Index Maint. Sub Index 20.82
Live WT (kg) -67.90 -0.307 20.82
Total Carbon Sub Index 40.07

* Based on an €80/tonne carbon price