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 0.68
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 0.54 -0.375 -0.20
Prot (kg) -0.42 -0.441 0.19
Fertility Sub Index 2.48
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) 0.64 1.117 0.72
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.23
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.23 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 4.15

* Based on an €80/tonne carbon price