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 7.28
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -6.71 -0.441 2.96
Fertility Sub Index 3.83
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.53
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 15.17

* Based on an €80/tonne carbon price