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 0.30
Milk (kg) -73.00 -0.014 1.02
Fat (kg) 4.32 -0.375 -1.62
Prot (kg) -2.02 -0.441 0.89
Fertility Sub Index -3.32
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -1.46 1.117 -1.63
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 0.70
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 0.03

* Based on an €80/tonne carbon price