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 6.83
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -6.58 -0.375 2.46
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index 11.60
Calving Interval (days) -6.10 -1.459 8.90
Survival (%) 2.42 1.117 2.70
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index 1.05
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 25.68

* Based on an €80/tonne carbon price