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 5.94
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -6.08 -0.441 2.68
Fertility Sub Index 2.36
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.45 1.117 0.50
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.60
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 19.65

* Based on an €80/tonne carbon price