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 4.94
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -4.74 -0.375 1.78
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index 7.78
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 1.27 1.117 1.42
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 0.43
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 16.97

* Based on an €80/tonne carbon price