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 14.55
Milk (kg) -633.00 -0.014 8.86
Fat (kg) -1.86 -0.375 0.70
Prot (kg) -11.31 -0.441 4.99
Fertility Sub Index 3.44
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 1.62 1.117 1.81
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 0.81
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 7.40 -0.432 -3.19
Maintenance Sub Index Maint. Sub Index 9.01
Live WT (kg) -29.40 -0.307 9.01
Total Carbon Sub Index 29.04

* Based on an €80/tonne carbon price