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 9.89
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -10.35 -0.375 3.88
Prot (kg) -8.02 -0.441 3.54
Fertility Sub Index 2.86
Calving Interval (days) -1.08 -1.459 1.58
Survival (%) 1.15 1.117 1.28
Calving Sub Index -0.81
Gestation Length (days) 0.88 -0.919 -0.81
Beef Sub Index -2.65
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 10.50

* Based on an €80/tonne carbon price