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 6.00
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -6.04 -0.375 2.26
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index 6.11
Calving Interval (days) -3.63 -1.459 5.30
Survival (%) 0.73 1.117 0.82
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index -3.81
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 7.40

* Based on an €80/tonne carbon price