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 6.73
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -5.59 -0.441 2.47
Fertility Sub Index 2.99
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) 0.64 1.117 0.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.73
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 10.26

* Based on an €80/tonne carbon price