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 5.36
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -4.72 -0.375 1.77
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index 7.44
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 2.40 1.117 2.68
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.59
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 22.12

* Based on an €80/tonne carbon price