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 8.03
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.09 -0.375 2.28
Prot (kg) -8.11 -0.441 3.58
Fertility Sub Index 9.64
Calving Interval (days) -5.72 -1.459 8.35
Survival (%) 1.16 1.117 1.30
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.10
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 21.71

* Based on an €80/tonne carbon price