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 1.72
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -0.54 -0.375 0.20
Prot (kg) 0.23 -0.441 -0.10
Fertility Sub Index 5.85
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 0.86 1.117 0.96
Calving Sub Index 2.20
Gestation Length (days) -2.39 -0.919 2.20
Beef Sub Index 1.97
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 14.37

* Based on an €80/tonne carbon price