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 2.54
Milk (kg) -92.00 -0.014 1.29
Fat (kg) 2.65 -0.375 -0.99
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 0.68
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 5.16

* Based on an €80/tonne carbon price