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 12.46
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -10.01 -0.375 3.75
Prot (kg) -11.81 -0.441 5.21
Fertility Sub Index 8.35
Calving Interval (days) -5.18 -1.459 7.56
Survival (%) 0.71 1.117 0.79
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 3.57
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) -0.46 -0.432 0.20
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 26.63

* Based on an €80/tonne carbon price