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 5.24
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index 5.26
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.14 1.117 0.16
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 1.94
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.52 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 17.66

* Based on an €80/tonne carbon price