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 1.34
Milk (kg) 17.00 -0.014 -0.24
Fat (kg) -4.99 -0.375 1.87
Prot (kg) 0.67 -0.441 -0.30
Fertility Sub Index 5.17
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.02 1.117 1.14
Calving Sub Index -1.68
Gestation Length (days) 1.83 -0.919 -1.68
Beef Sub Index -5.68
Carcass Weight (kg) 12.50 -0.528 -6.59
Age of Slaughter (days) -2.11 -0.432 0.91
Maintenance Sub Index Maint. Sub Index -8.80
Live WT (kg) 28.70 -0.307 -8.80
Total Carbon Sub Index -9.66

* Based on an €80/tonne carbon price