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 -0.20
Milk (kg) 69.00 -0.014 -0.97
Fat (kg) 0.05 -0.375 -0.02
Prot (kg) -1.78 -0.441 0.79
Fertility Sub Index -7.71
Calving Interval (days) 3.94 -1.459 -5.75
Survival (%) -1.76 1.117 -1.97
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.48
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -8.65

* Based on an €80/tonne carbon price