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 1.13
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -0.83 -0.375 0.31
Prot (kg) 0.46 -0.441 -0.20
Fertility Sub Index 3.39
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.44
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -0.90 -0.432 0.39
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 4.99

* Based on an €80/tonne carbon price