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 21.19
Milk (kg) -486.00 -0.014 6.80
Fat (kg) -18.08 -0.375 6.77
Prot (kg) -17.24 -0.441 7.61
Fertility Sub Index 4.59
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 0.49 1.117 0.55
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index -0.75
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index 23.77

* Based on an €80/tonne carbon price