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 10.59
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -10.02 -0.375 3.75
Prot (kg) -3.68 -0.441 1.62
Fertility Sub Index 12.42
Calving Interval (days) -5.61 -1.459 8.19
Survival (%) 3.79 1.117 4.23
Calving Sub Index 2.92
Gestation Length (days) -3.18 -0.919 2.92
Beef Sub Index 4.04
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 31.50

* Based on an €80/tonne carbon price