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 -4.55
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 4.68 -0.375 -1.75
Prot (kg) 5.71 -0.441 -2.52
Fertility Sub Index 2.53
Calving Interval (days) -0.82 -1.459 1.20
Survival (%) 1.19 1.117 1.33
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index -0.96
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 5.03 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 1.81

* Based on an €80/tonne carbon price