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 -2.69
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 2.50 -0.375 -0.94
Prot (kg) 3.35 -0.441 -1.48
Fertility Sub Index 4.75
Calving Interval (days) -1.96 -1.459 2.86
Survival (%) 1.69 1.117 1.89
Calving Sub Index -1.20
Gestation Length (days) 1.31 -0.919 -1.20
Beef Sub Index -3.99
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -1.98

* Based on an €80/tonne carbon price