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 -1.39
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -0.14 -0.375 0.05
Prot (kg) 3.11 -0.441 -1.37
Fertility Sub Index 4.21
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 1.00 1.117 1.12
Calving Sub Index -2.88
Gestation Length (days) 3.13 -0.919 -2.88
Beef Sub Index -4.10
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 5.10 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index -1.52

* Based on an €80/tonne carbon price