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 3.57
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -2.93 -0.375 1.10
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index 6.23
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 1.08 1.117 1.21
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 1.15
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 15.46

* Based on an €80/tonne carbon price