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 6.01
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -5.04 -0.375 1.89
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 7.49
Calving Interval (days) -4.26 -1.459 6.22
Survival (%) 1.14 1.117 1.27
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 0.46
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 18.54

* Based on an €80/tonne carbon price