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 2.79
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -0.86 -0.375 0.32
Prot (kg) -2.89 -0.441 1.28
Fertility Sub Index 6.13
Calving Interval (days) -3.04 -1.459 4.44
Survival (%) 1.52 1.117 1.70
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.60
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 19.02

* Based on an €80/tonne carbon price