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 2.37
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -0.25 -0.375 0.09
Prot (kg) -2.11 -0.441 0.93
Fertility Sub Index 3.99
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index -0.85
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.66 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 14.28

* Based on an €80/tonne carbon price