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 10.98
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -10.65 -0.375 3.99
Prot (kg) -9.85 -0.441 4.35
Fertility Sub Index 7.28
Calving Interval (days) -4.02 -1.459 5.87
Survival (%) 1.27 1.117 1.42
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 1.48
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 22.99

* Based on an €80/tonne carbon price