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 6.59
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 5.28
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 0.81 1.117 0.90
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 1.24
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.53 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 16.54

* Based on an €80/tonne carbon price