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 25.33
Milk (kg) -557.00 -0.014 7.80
Fat (kg) -21.32 -0.375 7.99
Prot (kg) -21.64 -0.441 9.55
Fertility Sub Index 9.59
Calving Interval (days) -5.10 -1.459 7.44
Survival (%) 1.92 1.117 2.15
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index 2.12
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 40.60

* Based on an €80/tonne carbon price