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 9.99
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -12.50 -0.375 4.68
Prot (kg) -6.20 -0.441 2.74
Fertility Sub Index 5.74
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.08
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 19.47

* Based on an €80/tonne carbon price