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 -1.94
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 5.58 -0.375 -2.09
Prot (kg) 0.39 -0.441 -0.17
Fertility Sub Index 0.36
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) 0.39 1.117 0.44
Calving Sub Index 2.35
Gestation Length (days) -2.56 -0.919 2.35
Beef Sub Index 0.60
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 2.99

* Based on an €80/tonne carbon price