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 8.46
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -3.54 -0.375 1.33
Prot (kg) -5.85 -0.441 2.58
Fertility Sub Index 6.17
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -3.89
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 4.13 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index 9.83

* Based on an €80/tonne carbon price