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 -1.92
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 4.85 -0.375 -1.82
Prot (kg) 0.05 -0.441 -0.02
Fertility Sub Index 1.01
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.78
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 2.66 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -1.54

* Based on an €80/tonne carbon price