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 10.82
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -5.45 -0.375 2.04
Prot (kg) -12.65 -0.441 5.58
Fertility Sub Index 3.37
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 0.69
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 5.62 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 19.28

* Based on an €80/tonne carbon price