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 7.78
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -9.10 -0.375 3.41
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 7.71
Calving Interval (days) -4.99 -1.459 7.28
Survival (%) 0.38 1.117 0.42
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 2.52
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 20.44

* Based on an €80/tonne carbon price