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 2.66
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -0.04 -0.441 0.02
Fertility Sub Index 6.72
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.08
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 18.46

* Based on an €80/tonne carbon price