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 5.81
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -3.33 -0.375 1.25
Prot (kg) -7.24 -0.441 3.20
Fertility Sub Index -0.73
Calving Interval (days) 0.36 -1.459 -0.53
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.75
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 7.78

* Based on an €80/tonne carbon price