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 6.43
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.29 -0.375 1.98
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 6.58
Calving Interval (days) -4.17 -1.459 6.08
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 3.48
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 21.42

* Based on an €80/tonne carbon price