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 -5.37
Milk (kg) 233.00 -0.014 -3.26
Fat (kg) 0.56 -0.375 -0.21
Prot (kg) 4.30 -0.441 -1.90
Fertility Sub Index -0.72
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) 0.26 1.117 0.29
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 0.78
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.82 -0.432 -1.65
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index -6.23

* Based on an €80/tonne carbon price