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 6.32
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -4.54 -0.441 2.00
Fertility Sub Index -3.47
Calving Interval (days) 2.09 -1.459 -3.05
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -0.64
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.29 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 1.97

* Based on an €80/tonne carbon price