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 5.82
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -3.52 -0.375 1.32
Prot (kg) -3.69 -0.441 1.63
Fertility Sub Index 6.42
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 0.51 1.117 0.57
Calving Sub Index 1.93
Gestation Length (days) -2.10 -0.919 1.93
Beef Sub Index 3.78
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 23.90

* Based on an €80/tonne carbon price