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 0.81
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -1.12 -0.375 0.42
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index 5.47
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.91 1.117 1.02
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index -0.60
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 9.92

* Based on an €80/tonne carbon price