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 13.60
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -11.57 -0.441 5.11
Fertility Sub Index 10.02
Calving Interval (days) -5.69 -1.459 8.30
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index 0.63
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index 22.48

* Based on an €80/tonne carbon price