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 6.02
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -3.52 -0.375 1.32
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index 4.50
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 1.17 1.117 1.31
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index -0.43
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 9.99

* Based on an €80/tonne carbon price