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 4.05
Milk (kg) -297.00 -0.014 4.16
Fat (kg) 5.81 -0.375 -2.18
Prot (kg) -4.69 -0.441 2.07
Fertility Sub Index 7.04
Calving Interval (days) -3.92 -1.459 5.72
Survival (%) 1.18 1.117 1.32
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 1.15
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 20.11

* Based on an €80/tonne carbon price