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 3.20
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index 5.42
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 1.23 1.117 1.37
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.27
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 16.68

* Based on an €80/tonne carbon price