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 8.54
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -0.27 -0.375 0.10
Prot (kg) -10.78 -0.441 4.76
Fertility Sub Index 4.68
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.56
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 15.04

* Based on an €80/tonne carbon price