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 12.21
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -8.51 -0.375 3.19
Prot (kg) -13.58 -0.441 5.99
Fertility Sub Index 13.59
Calving Interval (days) -8.31 -1.459 12.12
Survival (%) 1.31 1.117 1.46
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 1.69
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 31.41

* Based on an €80/tonne carbon price