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 0.57
Milk (kg) -140.00 -0.014 1.96
Fat (kg) 1.70 -0.375 -0.64
Prot (kg) 1.71 -0.441 -0.75
Fertility Sub Index -5.93
Calving Interval (days) 5.18 -1.459 -7.56
Survival (%) 1.46 1.117 1.63
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index -0.57
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -3.54

* Based on an €80/tonne carbon price