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 2.40
Milk (kg) -148.00 -0.014 2.07
Fat (kg) 3.21 -0.375 -1.20
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index -2.04
Calving Interval (days) 1.68 -1.459 -2.45
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.25
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -0.14

* Based on an €80/tonne carbon price