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 2.09
Milk (kg) -118.00 -0.014 1.65
Fat (kg) 1.55 -0.375 -0.58
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index 4.25
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 1.00 1.117 1.12
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.44
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 15.58

* Based on an €80/tonne carbon price