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 4.82
Milk (kg) -189.00 -0.014 2.65
Fat (kg) 0.50 -0.375 -0.19
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index 0.73
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) 1.37 1.117 1.53
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.01
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 4.64 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 17.12

* Based on an €80/tonne carbon price