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 10.71
Milk (kg) -259.00 -0.014 3.63
Fat (kg) -9.61 -0.375 3.60
Prot (kg) -7.90 -0.441 3.49
Fertility Sub Index 10.36
Calving Interval (days) -6.02 -1.459 8.78
Survival (%) 1.41 1.117 1.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.38
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 30.26

* Based on an €80/tonne carbon price