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 6.75
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 0.72
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 9.09

* Based on an €80/tonne carbon price