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 14.49
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -15.04 -0.375 5.63
Prot (kg) -9.59 -0.441 4.23
Fertility Sub Index 5.85
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.12
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 28.20

* Based on an €80/tonne carbon price