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 3.94
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -5.36 -0.375 2.01
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index -0.58
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) 1.39 1.117 1.55
Calving Sub Index -0.77
Gestation Length (days) 0.84 -0.919 -0.77
Beef Sub Index -1.79
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 5.74 -0.432 -2.48
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 4.90

* Based on an €80/tonne carbon price