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 5.67
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -9.03 -0.375 3.38
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index 8.45
Calving Interval (days) -4.17 -1.459 6.08
Survival (%) 2.12 1.117 2.37
Calving Sub Index -3.52
Gestation Length (days) 3.83 -0.919 -3.52
Beef Sub Index 2.95
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -2.20 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 16.44

* Based on an €80/tonne carbon price