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 7.60
Milk (kg) -269.00 -0.014 3.77
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -8.06 -0.441 3.56
Fertility Sub Index 4.32
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.66
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.25 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 18.24

* Based on an €80/tonne carbon price