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 -3.65
Milk (kg) 47.00 -0.014 -0.66
Fat (kg) 3.45 -0.375 -1.29
Prot (kg) 3.85 -0.441 -1.70
Fertility Sub Index 2.20
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 0.62 1.117 0.69
Calving Sub Index -1.44
Gestation Length (days) 1.57 -0.919 -1.44
Beef Sub Index -1.79
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -2.69

* Based on an €80/tonne carbon price