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 9.38
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -9.47 -0.375 3.55
Prot (kg) -7.16 -0.441 3.16
Fertility Sub Index 1.80
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.58
Gestation Length (days) 0.63 -0.919 -0.58
Beef Sub Index -1.55
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 11.20

* Based on an €80/tonne carbon price