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 4.68
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -0.57 -0.375 0.21
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 5.67
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.65 1.117 1.84
Calving Sub Index 3.20
Gestation Length (days) -3.48 -0.919 3.20
Beef Sub Index -3.01
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 4.66 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 11.02

* Based on an €80/tonne carbon price