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 -2.26
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 1.43 -0.375 -0.54
Prot (kg) 2.13 -0.441 -0.94
Fertility Sub Index -2.16
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 1.20
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index -1.26

* Based on an €80/tonne carbon price