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 5.61
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -3.24 -0.375 1.21
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index 6.87
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 0.94 1.117 1.05
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.42
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 16.12

* Based on an €80/tonne carbon price