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 12.54
Milk (kg) -549.00 -0.014 7.69
Fat (kg) -0.90 -0.375 0.34
Prot (kg) -10.24 -0.441 4.52
Fertility Sub Index 5.52
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) 2.04 1.117 2.28
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.32
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 9.04 -0.432 -3.90
Maintenance Sub Index Maint. Sub Index 9.75
Live WT (kg) -31.80 -0.307 9.75
Total Carbon Sub Index 28.89

* Based on an €80/tonne carbon price