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 8.27
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -9.20 -0.375 3.45
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index -0.21
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.99
Gestation Length (days) 1.08 -0.919 -0.99
Beef Sub Index -5.90
Carcass Weight (kg) 5.40 -0.528 -2.85
Age of Slaughter (days) 7.06 -0.432 -3.05
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