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 7.88
Milk (kg) -295.00 -0.014 4.13
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -6.42 -0.441 2.83
Fertility Sub Index 7.24
Calving Interval (days) -4.52 -1.459 6.59
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 2.68
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price