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 8.26
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -8.08 -0.375 3.03
Prot (kg) -4.56 -0.441 2.01
Fertility Sub Index -3.20
Calving Interval (days) 2.39 -1.459 -3.49
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.75
Gestation Length (days) 1.90 -0.919 -1.75
Beef Sub Index -1.95
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 2.99

* Based on an €80/tonne carbon price