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 -1.24
Milk (kg) 36.00 -0.014 -0.50
Fat (kg) 3.12 -0.375 -1.17
Prot (kg) -0.98 -0.441 0.43
Fertility Sub Index -6.34
Calving Interval (days) 3.46 -1.459 -5.05
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index -0.13
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -6.52

* Based on an €80/tonne carbon price