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 7.48
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -7.30 -0.375 2.73
Prot (kg) -4.83 -0.441 2.13
Fertility Sub Index 5.02
Calving Interval (days) -2.85 -1.459 4.16
Survival (%) 0.77 1.117 0.86
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.33
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.01 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 16.21

* Based on an €80/tonne carbon price