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 2.43
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.87 -0.375 0.70
Prot (kg) -2.12 -0.441 0.94
Fertility Sub Index 6.91
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 1.78 1.117 1.99
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.11
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 19.60

* Based on an €80/tonne carbon price