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 16.27
Milk (kg) -715.00 -0.014 10.01
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -12.91 -0.441 5.70
Fertility Sub Index 2.89
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 1.75 1.117 1.96
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 1.54
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 7.67 -0.432 -3.31
Maintenance Sub Index Maint. Sub Index 10.61
Live WT (kg) -34.60 -0.307 10.61
Total Carbon Sub Index 32.04

* Based on an €80/tonne carbon price