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 9.01
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -7.65 -0.375 2.87
Prot (kg) -9.41 -0.441 4.15
Fertility Sub Index 3.89
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 0.65 1.117 0.73
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.09
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 17.60

* Based on an €80/tonne carbon price