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 0.11
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) -1.01 -0.375 0.38
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 5.86
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 1.13 1.117 1.26
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 9.90

* Based on an €80/tonne carbon price