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 5.47
Milk (kg) -119.00 -0.014 1.67
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) -9.48 -0.441 4.18
Fertility Sub Index 2.78
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 1.10 1.117 1.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.10
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index 6.04

* Based on an €80/tonne carbon price