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 27.92
Milk (kg) -753.00 -0.014 10.54
Fat (kg) -21.57 -0.375 8.08
Prot (kg) -21.06 -0.441 9.30
Fertility Sub Index 6.22
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index 2.27
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 40.61

* Based on an €80/tonne carbon price