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 -0.32
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 1.22 -0.375 -0.46
Prot (kg) -0.67 -0.441 0.30
Fertility Sub Index -7.60
Calving Interval (days) 4.29 -1.459 -6.26
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 1.45
Gestation Length (days) -1.58 -0.919 1.45
Beef Sub Index -1.44
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 4.55 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -6.55

* Based on an €80/tonne carbon price