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 2.99
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -2.28 -0.375 0.85
Prot (kg) -0.90 -0.441 0.40
Fertility Sub Index 9.18
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 2.47 1.117 2.76
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.64
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.42 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 20.26

* Based on an €80/tonne carbon price