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 6.91
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -6.04 -0.441 2.67
Fertility Sub Index 6.69
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 1.87 1.117 2.09
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.35
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 22.04

* Based on an €80/tonne carbon price