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 9.83
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -7.24 -0.375 2.71
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 0.05
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.06
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 10.92

* Based on an €80/tonne carbon price