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 1.57
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -1.77 -0.375 0.66
Prot (kg) -0.73 -0.441 0.32
Fertility Sub Index 7.89
Calving Interval (days) -3.66 -1.459 5.34
Survival (%) 2.28 1.117 2.55
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.88
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 3.95 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 17.85

* Based on an €80/tonne carbon price