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 -5.91
Milk (kg) 96.00 -0.014 -1.34
Fat (kg) 11.64 -0.375 -4.36
Prot (kg) 0.46 -0.441 -0.20
Fertility Sub Index -1.92
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) -1.00 1.117 -1.12
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.78
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 7.07 -0.432 -3.05
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index -4.24

* Based on an €80/tonne carbon price