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 6.21
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -1.22 -0.375 0.46
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 2.80
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) 1.45 1.117 1.62
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 8.75
Carcass Weight (kg) -22.20 -0.528 11.71
Age of Slaughter (days) 6.86 -0.432 -2.96
Maintenance Sub Index Maint. Sub Index 19.34
Live WT (kg) -63.10 -0.307 19.34
Total Carbon Sub Index 37.84

* Based on an €80/tonne carbon price