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 5.98
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -8.00 -0.375 3.00
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index 1.43
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 0.47 1.117 0.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.21
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 0.11 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index 5.02

* Based on an €80/tonne carbon price