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 9.95
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -3.87 -0.375 1.45
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index 4.27
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index -1.73
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 8.54 -0.432 -3.69
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 20.41

* Based on an €80/tonne carbon price