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 3.40
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -2.17 -0.375 0.81
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index -1.12
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 0.77 1.117 0.86
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index 0.72
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 7.14

* Based on an €80/tonne carbon price