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 2.73
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 4.23
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.11 1.117 1.24
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.50
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price