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 7.72
Milk (kg) -472.00 -0.014 6.61
Fat (kg) 6.61 -0.375 -2.48
Prot (kg) -8.13 -0.441 3.59
Fertility Sub Index 1.85
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) 1.19 1.117 1.33
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index 11.25
Carcass Weight (kg) -28.90 -0.528 15.25
Age of Slaughter (days) 9.25 -0.432 -3.99
Maintenance Sub Index Maint. Sub Index 22.53
Live WT (kg) -73.50 -0.307 22.53
Total Carbon Sub Index 45.85

* Based on an €80/tonne carbon price