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 0.60
Milk (kg) 68.00 -0.014 -0.95
Fat (kg) 1.01 -0.375 -0.38
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index -0.56
Calving Interval (days) 0.23 -1.459 -0.34
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.80
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 2.26

* Based on an €80/tonne carbon price