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 8.11
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index 4.83
Calving Interval (days) -2.03 -1.459 2.96
Survival (%) 1.67 1.117 1.87
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 0.11
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 8.42 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 9.17
Live WT (kg) -29.90 -0.307 9.17
Total Carbon Sub Index 23.15

* Based on an €80/tonne carbon price