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 0.30
Milk (kg) -85.00 -0.014 1.19
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) -0.78 -0.441 0.34
Fertility Sub Index -1.50
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -0.81 1.117 -0.90
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 2.49
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -2.95 -0.432 1.27
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index -1.26

* Based on an €80/tonne carbon price