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 24.40
Milk (kg) -920.00 -0.014 12.88
Fat (kg) -6.73 -0.375 2.52
Prot (kg) -20.38 -0.441 8.99
Fertility Sub Index 12.64
Calving Interval (days) -8.13 -1.459 11.86
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 1.67
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) 9.08 -0.432 -3.92
Maintenance Sub Index Maint. Sub Index 11.86
Live WT (kg) -38.70 -0.307 11.86
Total Carbon Sub Index 50.97

* Based on an €80/tonne carbon price