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 11.47
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -8.80 -0.375 3.30
Prot (kg) -10.23 -0.441 4.52
Fertility Sub Index 7.56
Calving Interval (days) -4.63 -1.459 6.76
Survival (%) 0.72 1.117 0.80
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -0.03
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 20.08

* Based on an €80/tonne carbon price