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 3.92
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -3.27 -0.441 1.44
Fertility Sub Index 3.59
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 4.86
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) -1.49 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 22.86

* Based on an €80/tonne carbon price