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 2.32
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -1.13 -0.375 0.42
Prot (kg) -2.90 -0.441 1.28
Fertility Sub Index 3.46
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.39
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 7.45

* Based on an €80/tonne carbon price