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 7.16
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index 9.57
Calving Interval (days) -5.47 -1.459 7.98
Survival (%) 1.42 1.117 1.59
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.71
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 28.40

* Based on an €80/tonne carbon price