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 6.72
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.05 -0.375 1.89
Prot (kg) -5.97 -0.441 2.63
Fertility Sub Index 6.11
Calving Interval (days) -2.71 -1.459 3.95
Survival (%) 1.93 1.117 2.16
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.30
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 25.04

* Based on an €80/tonne carbon price