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 4.33
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -3.25 -0.441 1.43
Fertility Sub Index -0.12
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) 1.96 1.117 2.19
Calving Sub Index -1.94
Gestation Length (days) 2.11 -0.919 -1.94
Beef Sub Index -0.58
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 4.61

* Based on an €80/tonne carbon price