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 14.38
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -11.26 -0.375 4.22
Prot (kg) -12.44 -0.441 5.49
Fertility Sub Index 5.98
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.78 1.117 0.87
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 0.59
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 24.18

* Based on an €80/tonne carbon price