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 14.17
Milk (kg) -353.00 -0.014 4.94
Fat (kg) -14.41 -0.375 5.40
Prot (kg) -8.67 -0.441 3.83
Fertility Sub Index 4.33
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 0.36 1.117 0.40
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.04
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -2.89 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 23.09

* Based on an €80/tonne carbon price