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 7.98
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -4.49 -0.375 1.68
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index 6.13
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 2.27 1.117 2.54
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.66
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 24.97

* Based on an €80/tonne carbon price