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 35.68
Milk (kg) -871.00 -0.014 12.19
Fat (kg) -26.08 -0.375 9.77
Prot (kg) -31.09 -0.441 13.72
Fertility Sub Index 2.24
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.75
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -2.95 -0.432 1.27
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 43.99

* Based on an €80/tonne carbon price