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 12.12
Milk (kg) -420.00 -0.014 5.88
Fat (kg) -5.88 -0.375 2.20
Prot (kg) -9.15 -0.441 4.04
Fertility Sub Index -1.43
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index -1.30
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index 9.20

* Based on an €80/tonne carbon price