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 9.62
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -7.87 -0.375 2.95
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 6.93
Calving Interval (days) -4.52 -1.459 6.59
Survival (%) 0.30 1.117 0.34
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.60
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) -1.42 -0.432 0.61
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index 15.86

* Based on an €80/tonne carbon price