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 16.12
Milk (kg) -499.00 -0.014 6.99
Fat (kg) -9.45 -0.375 3.54
Prot (kg) -12.68 -0.441 5.60
Fertility Sub Index 4.59
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 1.64 1.117 1.83
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.28
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 8.35 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 28.09

* Based on an €80/tonne carbon price