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 3.61
Milk (kg) -173.00 -0.014 2.42
Fat (kg) 0.06 -0.375 -0.02
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index 4.17
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -1.92
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.61 -0.432 -3.72
Maintenance Sub Index Maint. Sub Index 7.39
Live WT (kg) -24.10 -0.307 7.39
Total Carbon Sub Index 14.03

* Based on an €80/tonne carbon price