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 1.03
Milk (kg) -119.00 -0.014 1.67
Fat (kg) 2.68 -0.375 -1.00
Prot (kg) -0.83 -0.441 0.37
Fertility Sub Index 7.82
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 1.96 1.117 2.19
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.97
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 18.62

* Based on an €80/tonne carbon price