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 2.44
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -0.42 -0.441 0.19
Fertility Sub Index 7.02
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 1.67 1.117 1.87
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 3.36
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) -2.90 -0.432 1.25
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 23.12

* Based on an €80/tonne carbon price