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 -7.07
Milk (kg) 62.00 -0.014 -0.87
Fat (kg) 8.17 -0.375 -3.06
Prot (kg) 7.11 -0.441 -3.14
Fertility Sub Index 6.81
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 1.79 1.117 2.00
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 2.93
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -3.12 -0.432 1.35
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 11.90

* Based on an €80/tonne carbon price