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 11.55
Milk (kg) -491.00 -0.014 6.87
Fat (kg) -1.29 -0.375 0.48
Prot (kg) -9.51 -0.441 4.20
Fertility Sub Index 2.85
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 1.21 1.117 1.35
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 1.12
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 7.92 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 9.41
Live WT (kg) -30.70 -0.307 9.41
Total Carbon Sub Index 26.25

* Based on an €80/tonne carbon price