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 21.88
Milk (kg) -597.00 -0.014 8.36
Fat (kg) -17.97 -0.375 6.73
Prot (kg) -15.38 -0.441 6.79
Fertility Sub Index 4.56
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 0.91 1.117 1.02
Calving Sub Index -1.89
Gestation Length (days) 2.06 -0.919 -1.89
Beef Sub Index -1.27
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 27.02

* Based on an €80/tonne carbon price