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 13.79
Milk (kg) -418.00 -0.014 5.85
Fat (kg) -5.91 -0.375 2.21
Prot (kg) -12.98 -0.441 5.73
Fertility Sub Index 2.06
Calving Interval (days) -1.94 -1.459 2.83
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -0.64
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 5.88 -0.432 -2.54
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 23.16

* Based on an €80/tonne carbon price