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 1.55
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index 5.06
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.19 1.117 1.33
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.59
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 16.50

* Based on an €80/tonne carbon price