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 17.23
Milk (kg) -429.00 -0.014 6.01
Fat (kg) -12.44 -0.375 4.66
Prot (kg) -14.88 -0.441 6.57
Fertility Sub Index 8.02
Calving Interval (days) -4.70 -1.459 6.86
Survival (%) 1.04 1.117 1.16
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 3.10
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 32.62

* Based on an €80/tonne carbon price