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 12.75
Milk (kg) -268.00 -0.014 3.75
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -12.52 -0.441 5.53
Fertility Sub Index 4.28
Calving Interval (days) -2.41 -1.459 3.52
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index -0.95
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 16.95

* Based on an €80/tonne carbon price