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 5.18
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -3.56 -0.375 1.33
Prot (kg) -4.50 -0.441 1.99
Fertility Sub Index 6.96
Calving Interval (days) -5.76 -1.459 8.40
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -3.46
Gestation Length (days) 3.76 -0.919 -3.46
Beef Sub Index 2.63
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -4.02 -0.432 1.74
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 12.97

* Based on an €80/tonne carbon price