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 7.12
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -6.33 -0.375 2.37
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index 2.45
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 0.95 1.117 1.06
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.19
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 23.04

* Based on an €80/tonne carbon price