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 1.72
Milk (kg) -62.00 -0.014 0.87
Fat (kg) 0.04 -0.375 -0.01
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index 5.62
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 0.34 1.117 0.38
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 2.70
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -0.26 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 15.68

* Based on an €80/tonne carbon price