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 -1.85
Milk (kg) -107.00 -0.014 1.50
Fat (kg) 4.68 -0.375 -1.75
Prot (kg) 3.61 -0.441 -1.59
Fertility Sub Index 8.22
Calving Interval (days) -4.20 -1.459 6.13
Survival (%) 1.87 1.117 2.09
Calving Sub Index 2.42
Gestation Length (days) -2.63 -0.919 2.42
Beef Sub Index 2.97
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 15.13

* Based on an €80/tonne carbon price