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 8.02
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -6.46 -0.441 2.85
Fertility Sub Index 6.01
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 1.08 1.117 1.21
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.55
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) -1.04 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 18.90

* Based on an €80/tonne carbon price