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 -3.75
Milk (kg) 227.00 -0.014 -3.18
Fat (kg) -1.94 -0.375 0.73
Prot (kg) 2.94 -0.441 -1.30
Fertility Sub Index -5.12
Calving Interval (days) 3.21 -1.459 -4.68
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index -2.14
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -8.63

* Based on an €80/tonne carbon price