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 0.10
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 0.64 -0.375 -0.24
Prot (kg) -0.04 -0.441 0.02
Fertility Sub Index 4.48
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.33 1.117 1.49
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.48
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 17.46

* Based on an €80/tonne carbon price