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 9.81
Milk (kg) -208.00 -0.014 2.91
Fat (kg) -9.60 -0.375 3.60
Prot (kg) -7.48 -0.441 3.30
Fertility Sub Index 1.20
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.19 1.117 0.21
Calving Sub Index -1.25
Gestation Length (days) 1.36 -0.919 -1.25
Beef Sub Index -0.92
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 10.41

* Based on an €80/tonne carbon price