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 8.10
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -8.52 -0.375 3.19
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index -0.34
Calving Interval (days) 0.45 -1.459 -0.66
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.49
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 13.72

* Based on an €80/tonne carbon price