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 5.72
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index 5.10
Calving Interval (days) -2.93 -1.459 4.27
Survival (%) 0.74 1.117 0.83
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.63
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 14.86

* Based on an €80/tonne carbon price