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 12.73
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -12.17 -0.375 4.56
Prot (kg) -12.90 -0.441 5.69
Fertility Sub Index 5.48
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 1.03 1.117 1.15
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 1.67
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -1.68 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 22.01

* Based on an €80/tonne carbon price