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 3.40
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -1.09 -0.375 0.41
Prot (kg) -3.03 -0.441 1.34
Fertility Sub Index -0.98
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index 1.56
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.46
Live WT (kg) -4.75 -0.307 1.46
Total Carbon Sub Index 4.90

* Based on an €80/tonne carbon price