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 8.19
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -9.23 -0.441 4.07
Fertility Sub Index 3.75
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 2.77
Gestation Length (days) -3.01 -0.919 2.77
Beef Sub Index 6.03
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 24.12

* Based on an €80/tonne carbon price