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 20.21
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -22.90 -0.375 8.58
Prot (kg) -16.47 -0.441 7.27
Fertility Sub Index 5.84
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 1.90 1.117 2.12
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.91
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 7.84 -0.432 -3.38
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 27.54

* Based on an €80/tonne carbon price