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 18.19
Milk (kg) -400.00 -0.014 5.60
Fat (kg) -12.85 -0.375 4.81
Prot (kg) -17.61 -0.441 7.77
Fertility Sub Index 8.32
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 2.24 1.117 2.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.86
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 4.18 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 22.83

* Based on an €80/tonne carbon price