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 12.54
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -12.17 -0.375 4.56
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index 5.11
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) 0.43 1.117 0.48
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.30
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -3.61 -0.432 1.56
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 25.77

* Based on an €80/tonne carbon price