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 2.84
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -1.61 -0.375 0.60
Prot (kg) -1.68 -0.441 0.74
Fertility Sub Index -3.04
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 1.00
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.99 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index 0.83

* Based on an €80/tonne carbon price