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 5.10
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -1.29 -0.375 0.48
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index 6.44
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.39
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 20.15

* Based on an €80/tonne carbon price