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 17.69
Milk (kg) -446.00 -0.014 6.24
Fat (kg) -16.41 -0.375 6.15
Prot (kg) -12.00 -0.441 5.30
Fertility Sub Index 5.73
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 0.65 1.117 0.73
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.19
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.78 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 28.64

* Based on an €80/tonne carbon price