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 5.59
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 5.90
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -1.29
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 11.95

* Based on an €80/tonne carbon price