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 3.01
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -1.22 -0.375 0.46
Prot (kg) -2.13 -0.441 0.94
Fertility Sub Index -0.70
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -3.00
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index -1.06

* Based on an €80/tonne carbon price