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 5.71
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -5.33 -0.441 2.35
Fertility Sub Index 5.99
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.73
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 13.95

* Based on an €80/tonne carbon price