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 15.65
Milk (kg) -317.00 -0.014 4.44
Fat (kg) -14.87 -0.375 5.57
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index 5.62
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.45
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 28.30

* Based on an €80/tonne carbon price