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 4.44
Milk (kg) -228.00 -0.014 3.19
Fat (kg) 0.85 -0.375 -0.32
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 3.99
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.07
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 8.52 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 9.41
Live WT (kg) -30.70 -0.307 9.41
Total Carbon Sub Index 18.62

* Based on an €80/tonne carbon price