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 -2.49
Milk (kg) -22.00 -0.014 0.31
Fat (kg) 4.80 -0.375 -1.80
Prot (kg) 2.26 -0.441 -1.00
Fertility Sub Index -5.26
Calving Interval (days) 2.84 -1.459 -4.14
Survival (%) -1.00 1.117 -1.12
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.46
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -2.73
Live WT (kg) 8.90 -0.307 -2.73
Total Carbon Sub Index -9.00

* Based on an €80/tonne carbon price