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 2.06
Milk (kg) -123.00 -0.014 1.72
Fat (kg) 4.72 -0.375 -1.77
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 3.06
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.57 1.117 0.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.21
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 5.85

* Based on an €80/tonne carbon price