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 1.92
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -1.78 -0.441 0.79
Fertility Sub Index 3.70
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.99 1.117 1.11
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.23
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.04 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 16.78

* Based on an €80/tonne carbon price