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 -6.10
Milk (kg) 210.00 -0.014 -2.94
Fat (kg) 0.65 -0.375 -0.24
Prot (kg) 6.60 -0.441 -2.91
Fertility Sub Index -0.92
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 2.00
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -4.50

* Based on an €80/tonne carbon price