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 8.46
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -8.35 -0.375 3.13
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 7.70
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 2.19 1.117 2.45
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index 2.10
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 23.38

* Based on an €80/tonne carbon price