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 7.87
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -8.19 -0.441 3.61
Fertility Sub Index 2.40
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -0.08
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 12.01

* Based on an €80/tonne carbon price