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 -2.53
Milk (kg) 86.00 -0.014 -1.20
Fat (kg) 6.25 -0.375 -2.34
Prot (kg) -2.29 -0.441 1.01
Fertility Sub Index 6.26
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 0.76
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 4.11

* Based on an €80/tonne carbon price