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 6.53
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -8.53 -0.441 3.76
Fertility Sub Index -6.74
Calving Interval (days) 3.79 -1.459 -5.53
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index -0.03
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index -0.27

* Based on an €80/tonne carbon price