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 1.86
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index 0.22
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) 0.38 1.117 0.42
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 0.48
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -1.73 -0.432 0.75
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 1.41

* Based on an €80/tonne carbon price