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 5.98
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -7.79 -0.441 3.44
Fertility Sub Index 4.86
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 1.61 1.117 1.80
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 1.30
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 14.65

* Based on an €80/tonne carbon price