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 7.01
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -7.81 -0.375 2.93
Prot (kg) -5.25 -0.441 2.32
Fertility Sub Index 4.83
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 1.01
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.27 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 17.14

* Based on an €80/tonne carbon price