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 -2.84
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) 5.90 -0.375 -2.21
Prot (kg) 0.61 -0.441 -0.27
Fertility Sub Index 4.72
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.83 1.117 0.93
Calving Sub Index 2.09
Gestation Length (days) -2.27 -0.919 2.09
Beef Sub Index 1.68
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 5.27 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 10.24

* Based on an €80/tonne carbon price