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 11.30
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -11.41 -0.375 4.27
Prot (kg) -10.15 -0.441 4.48
Fertility Sub Index 4.61
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 1.69
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 20.82

* Based on an €80/tonne carbon price