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 20.12
Milk (kg) -492.00 -0.014 6.89
Fat (kg) -16.67 -0.375 6.24
Prot (kg) -15.83 -0.441 6.99
Fertility Sub Index 5.92
Calving Interval (days) -2.63 -1.459 3.84
Survival (%) 1.86 1.117 2.08
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.35
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 8.50 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 28.57

* Based on an €80/tonne carbon price