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 1.89
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -1.17 -0.375 0.44
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index 4.97
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 1.01
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 11.57

* Based on an €80/tonne carbon price