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 9.08
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -8.32 -0.375 3.12
Prot (kg) -7.52 -0.441 3.32
Fertility Sub Index 11.40
Calving Interval (days) -6.48 -1.459 9.45
Survival (%) 1.74 1.117 1.94
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 1.41
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 27.29

* Based on an €80/tonne carbon price