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 6.85
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -7.56 -0.375 2.83
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 1.61
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 4.75
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -3.79 -0.432 1.64
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 14.31

* Based on an €80/tonne carbon price