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 -0.85
Milk (kg) 46.00 -0.014 -0.64
Fat (kg) 2.01 -0.375 -0.75
Prot (kg) -1.23 -0.441 0.54
Fertility Sub Index 0.06
Calving Interval (days) 0.97 -1.459 -1.42
Survival (%) 1.32 1.117 1.47
Calving Sub Index 2.42
Gestation Length (days) -2.63 -0.919 2.42
Beef Sub Index -3.68
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 5.46 -0.432 -2.36
Maintenance Sub Index Maint. Sub Index -2.21
Live WT (kg) 7.20 -0.307 -2.21
Total Carbon Sub Index -4.26

* Based on an €80/tonne carbon price