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 9.34
Milk (kg) -244.00 -0.014 3.42
Fat (kg) -7.98 -0.375 2.99
Prot (kg) -6.66 -0.441 2.94
Fertility Sub Index 7.95
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 1.83 1.117 2.04
Calving Sub Index 1.53
Gestation Length (days) -1.66 -0.919 1.53
Beef Sub Index 0.59
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 22.54

* Based on an €80/tonne carbon price