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 3.64
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -3.00 -0.375 1.12
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index 6.03
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.51 1.117 1.69
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.46
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.16 -0.432 0.93
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 21.99

* Based on an €80/tonne carbon price