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 8.68
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -7.33 -0.375 2.75
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 8.24
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 1.59
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 23.26

* Based on an €80/tonne carbon price