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 7.19
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -10.26 -0.441 4.53
Fertility Sub Index 4.90
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index 1.97
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 15.76

* Based on an €80/tonne carbon price