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 7.52
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -6.93 -0.375 2.60
Prot (kg) -7.80 -0.441 3.44
Fertility Sub Index 3.22
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) -0.92 1.117 -1.03
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 1.11
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.48 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 12.14

* Based on an €80/tonne carbon price