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 -0.32
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -0.77 -0.375 0.29
Prot (kg) 1.66 -0.441 -0.73
Fertility Sub Index 3.26
Calving Interval (days) -1.52 -1.459 2.22
Survival (%) 0.93 1.117 1.04
Calving Sub Index -2.30
Gestation Length (days) 2.50 -0.919 -2.30
Beef Sub Index -4.02
Carcass Weight (kg) 7.10 -0.528 -3.75
Age of Slaughter (days) 0.64 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index -1.96
Live WT (kg) 6.40 -0.307 -1.96
Total Carbon Sub Index -5.34

* Based on an €80/tonne carbon price