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 8.32
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -9.11 -0.375 3.41
Prot (kg) -4.30 -0.441 1.90
Fertility Sub Index 11.47
Calving Interval (days) -6.17 -1.459 9.00
Survival (%) 2.21 1.117 2.47
Calving Sub Index 2.19
Gestation Length (days) -2.38 -0.919 2.19
Beef Sub Index 2.73
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 27.62

* Based on an €80/tonne carbon price