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 4.46
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 7.85
Calving Interval (days) -3.94 -1.459 5.75
Survival (%) 1.88 1.117 2.10
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.05
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.93 -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 14.85

* Based on an €80/tonne carbon price