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 7.42
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) -10.17 -0.375 3.81
Prot (kg) -11.00 -0.441 4.85
Fertility Sub Index 2.21
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 0.54 1.117 0.60
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -0.43
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -0.77
Live WT (kg) 2.50 -0.307 -0.77
Total Carbon Sub Index 8.24

* Based on an €80/tonne carbon price