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 30.38
Milk (kg) -683.00 -0.014 9.56
Fat (kg) -26.02 -0.375 9.75
Prot (kg) -25.09 -0.441 11.07
Fertility Sub Index 6.50
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.99
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 42.03

* Based on an €80/tonne carbon price