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 4.99
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -8.15 -0.375 3.05
Prot (kg) -0.96 -0.441 0.42
Fertility Sub Index 4.18
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 1.12 1.117 1.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.83
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.07 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 19.84

* Based on an €80/tonne carbon price