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 2.33
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -2.05 -0.375 0.77
Prot (kg) 0.40 -0.441 -0.18
Fertility Sub Index 0.01
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -0.02
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 3.42

* Based on an €80/tonne carbon price