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 9.42
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -7.84 -0.375 2.94
Prot (kg) -7.83 -0.441 3.46
Fertility Sub Index 5.63
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index -1.31
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 18.04

* Based on an €80/tonne carbon price