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 2.94
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -0.17 -0.375 0.06
Prot (kg) -2.65 -0.441 1.17
Fertility Sub Index 5.69
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 1.38 1.117 1.54
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 0.25
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 14.81

* Based on an €80/tonne carbon price