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 12.55
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -12.28 -0.375 4.60
Prot (kg) -9.55 -0.441 4.21
Fertility Sub Index 4.56
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 1.13 1.117 1.26
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -2.55
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 5.17 -0.432 -2.23
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 17.85

* Based on an €80/tonne carbon price