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 10.67
Milk (kg) -360.00 -0.014 5.04
Fat (kg) -9.89 -0.375 3.70
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index 11.54
Calving Interval (days) -5.94 -1.459 8.67
Survival (%) 2.57 1.117 2.87
Calving Sub Index 2.46
Gestation Length (days) -2.68 -0.919 2.46
Beef Sub Index 3.47
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -1.80 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 29.68

* Based on an €80/tonne carbon price