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 1.04
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -0.51 -0.375 0.19
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index 8.35
Calving Interval (days) -4.82 -1.459 7.03
Survival (%) 1.18 1.117 1.32
Calving Sub Index 1.32
Gestation Length (days) -1.44 -0.919 1.32
Beef Sub Index 2.81
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 0.58 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 18.10

* Based on an €80/tonne carbon price