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 -4.50
Milk (kg) 34.00 -0.014 -0.48
Fat (kg) 4.85 -0.375 -1.82
Prot (kg) 5.00 -0.441 -2.21
Fertility Sub Index 3.65
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 0.50 1.117 0.56
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index 0.39
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index -2.42
Live WT (kg) 7.90 -0.307 -2.42
Total Carbon Sub Index -1.63

* Based on an €80/tonne carbon price