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 3.79
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index 7.20
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 2.00 1.117 2.23
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.08
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -1.04 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 23.11

* Based on an €80/tonne carbon price