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 2.95
Milk (kg) -334.00 -0.014 4.68
Fat (kg) 8.16 -0.375 -3.06
Prot (kg) -3.01 -0.441 1.33
Fertility Sub Index 2.79
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) 1.78 1.117 1.99
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 15.99
Carcass Weight (kg) -37.90 -0.528 19.99
Age of Slaughter (days) 9.28 -0.432 -4.01
Maintenance Sub Index Maint. Sub Index 27.90
Live WT (kg) -91.00 -0.307 27.90
Total Carbon Sub Index 49.95

* Based on an €80/tonne carbon price