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 36.61
Milk (kg) -982.00 -0.014 13.75
Fat (kg) -27.42 -0.375 10.27
Prot (kg) -28.53 -0.441 12.59
Fertility Sub Index 6.24
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.98 1.117 2.21
Calving Sub Index -1.35
Gestation Length (days) 1.47 -0.919 -1.35
Beef Sub Index -2.18
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.72 -0.432 -3.76
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 46.09

* Based on an €80/tonne carbon price