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 -1.40
Milk (kg) 77.00 -0.014 -1.08
Fat (kg) -0.48 -0.375 0.18
Prot (kg) 1.13 -0.441 -0.50
Fertility Sub Index -8.88
Calving Interval (days) 4.97 -1.459 -7.25
Survival (%) -1.46 1.117 -1.63
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index -0.19
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -8.42

* Based on an €80/tonne carbon price