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 5.94
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -3.60 -0.375 1.35
Prot (kg) -3.13 -0.441 1.38
Fertility Sub Index -0.87
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 0.85 1.117 0.95
Calving Sub Index -1.65
Gestation Length (days) 1.79 -0.919 -1.65
Beef Sub Index -0.64
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.04 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 5.20

* Based on an €80/tonne carbon price