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 10.60
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -11.10 -0.375 4.16
Prot (kg) -7.69 -0.441 3.39
Fertility Sub Index 6.76
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) 2.55 1.117 2.85
Calving Sub Index -1.17
Gestation Length (days) 1.27 -0.919 -1.17
Beef Sub Index -2.65
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 15.04

* Based on an €80/tonne carbon price