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 -1.13
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 2.93 -0.375 -1.10
Prot (kg) -0.38 -0.441 0.17
Fertility Sub Index -0.64
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -0.36 1.117 -0.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.04
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -0.99

* Based on an €80/tonne carbon price