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 10.00
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -6.10 -0.375 2.28
Prot (kg) -11.30 -0.441 4.99
Fertility Sub Index 3.16
Calving Interval (days) -1.19 -1.459 1.74
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -1.87
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 3.23 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 13.05

* Based on an €80/tonne carbon price