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 5.49
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -7.03 -0.375 2.63
Prot (kg) -2.74 -0.441 1.21
Fertility Sub Index -0.05
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -1.74
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 1.99

* Based on an €80/tonne carbon price