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 19.30
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -19.69 -0.375 7.38
Prot (kg) -15.13 -0.441 6.68
Fertility Sub Index 9.73
Calving Interval (days) -6.47 -1.459 9.44
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index 1.92
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 34.20

* Based on an €80/tonne carbon price