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 3.84
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 0.88
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -1.95
Gestation Length (days) 2.12 -0.919 -1.95
Beef Sub Index -2.58
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index -0.64
Live WT (kg) 2.10 -0.307 -0.64
Total Carbon Sub Index -0.45

* Based on an €80/tonne carbon price