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 3.30
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 6.25
Calving Interval (days) -3.03 -1.459 4.42
Survival (%) 1.64 1.117 1.83
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index -0.12
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 18.23

* Based on an €80/tonne carbon price