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 8.94
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -7.34 -0.375 2.75
Prot (kg) -7.64 -0.441 3.37
Fertility Sub Index 4.25
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 0.97 1.117 1.08
Calving Sub Index 2.74
Gestation Length (days) -2.98 -0.919 2.74
Beef Sub Index 1.08
Carcass Weight (kg) -2.98 -0.528 1.57
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 5.53
Live WT (kg) -18.03 -0.307 5.53
Total Carbon Sub Index 22.54

* Based on an €80/tonne carbon price