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 6.31
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -3.96 -0.375 1.48
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 7.47
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 0.47
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 18.61

* Based on an €80/tonne carbon price