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 7.70
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -5.79 -0.375 2.17
Prot (kg) -3.49 -0.441 1.54
Fertility Sub Index 5.61
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) 3.34 1.117 3.73
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 1.93
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -2.76 -0.432 1.19
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 16.93

* Based on an €80/tonne carbon price