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 4.00
Milk (kg) -177.00 -0.014 2.48
Fat (kg) 0.30 -0.375 -0.11
Prot (kg) -3.71 -0.441 1.64
Fertility Sub Index 2.04
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.78 1.117 0.87
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -1.65
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 7.24 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 11.89

* Based on an €80/tonne carbon price