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 1.05
Milk (kg) 41.00 -0.014 -0.57
Fat (kg) -5.25 -0.375 1.97
Prot (kg) 0.78 -0.441 -0.34
Fertility Sub Index 1.97
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) 0.51 1.117 0.57
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.65
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 5.77

* Based on an €80/tonne carbon price