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 6.00
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -3.78 -0.375 1.42
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index 6.98
Calving Interval (days) -3.36 -1.459 4.90
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.34
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.12 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 22.30

* Based on an €80/tonne carbon price