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 10.87
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -10.98 -0.375 4.11
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index 1.98
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.77 1.117 0.86
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index -0.86
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 5.79 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index 10.52

* Based on an €80/tonne carbon price