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 10.04
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -9.67 -0.375 3.62
Prot (kg) -8.14 -0.441 3.59
Fertility Sub Index 4.81
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index 0.54
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 19.09

* Based on an €80/tonne carbon price