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 -0.20
Milk (kg) 113.00 -0.014 -1.58
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index -1.58
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 1.48
Gestation Length (days) -1.61 -0.919 1.48
Beef Sub Index -2.77
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 4.45 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index -2.90

* Based on an €80/tonne carbon price