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 12.45
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -11.73 -0.375 4.39
Prot (kg) -11.47 -0.441 5.06
Fertility Sub Index 5.28
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 0.23 1.117 0.26
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index -1.10
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) -1.73 -0.432 0.75
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 19.93

* Based on an €80/tonne carbon price