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 16.88
Milk (kg) -252.00 -0.014 3.53
Fat (kg) -20.30 -0.375 7.60
Prot (kg) -13.03 -0.441 5.75
Fertility Sub Index 8.74
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 2.01 1.117 2.25
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.37
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 37.04

* Based on an €80/tonne carbon price