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 -5.58
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 9.68 -0.375 -3.63
Prot (kg) 4.61 -0.441 -2.03
Fertility Sub Index 1.83
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) 2.24 1.117 2.50
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index 0.64
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -1.55

* Based on an €80/tonne carbon price