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 4.02
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -3.03 -0.441 1.34
Fertility Sub Index -1.36
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) 0.70 1.117 0.78
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -1.57
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 4.73 -0.432 -2.04
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 3.07

* Based on an €80/tonne carbon price