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 6.25
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -4.31 -0.375 1.61
Prot (kg) -4.15 -0.441 1.83
Fertility Sub Index 8.41
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 3.10
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 22.35

* Based on an €80/tonne carbon price