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 -4.19
Milk (kg) 37.00 -0.014 -0.52
Fat (kg) 7.49 -0.375 -2.81
Prot (kg) 1.97 -0.441 -0.87
Fertility Sub Index -1.20
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) 0.64 1.117 0.72
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index -1.46
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 7.77 -0.432 -3.35
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -7.19

* Based on an €80/tonne carbon price