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 23.19
Milk (kg) -538.00 -0.014 7.53
Fat (kg) -21.10 -0.375 7.90
Prot (kg) -17.56 -0.441 7.75
Fertility Sub Index 5.83
Calving Interval (days) -3.44 -1.459 5.02
Survival (%) 0.73 1.117 0.82
Calving Sub Index -1.49
Gestation Length (days) 1.62 -0.919 -1.49
Beef Sub Index -2.23
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 28.19

* Based on an €80/tonne carbon price