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NuX Holdings™
Methodology Center
NuX Holdings Methodology Center™

Seven institutional indices. One evidence standard.

A CFO may never log into the platform. A General Counsel will. A board member will read the PDF a director forwards them. This is that document — what is measured, why it matters, how it is scored, what evidence supports it, and what business outcomes it impacts.

Index

The seven indices

EII · Emotional Intelligence Index

EII™

Doctrine: D-I · D-II · D-V
What is measured

The audited emotional intelligence of an organization across recognition, clarity, respect, ownership, consistency, and AI-assist integrity — measured per interaction and rolled to a composite.

Why it matters

Emotional intelligence is the single largest unpriced exposure on the income statement: it determines whether a customer is retained, whether a complaint becomes a regulatory event, and whether AI assist is trusted or rejected.

How it is scored
  • Each interaction is scored 0–4 on six orthogonal dimensions (NuX v0.1 rubric).
  • Reviewer notes attach as evidence to every score above the human-review threshold.
  • Per-tenant calibration coefficients normalize for channel mix, business unit, and language.
  • Composite EII = weighted mean of dimension scores, weighted by exposure value of the interaction.
Evidence that supports it
  • Transcript / call recording / chat log retained for life of engagement
  • Reviewer identity, timestamp, and rubric version on every published score
  • Inter-reviewer agreement sampled monthly; drift triggers re-calibration
Business outcomes impacted
  • Reduction in escalation rate and regulatory complaint volume
  • Increase in resolution-at-first-contact and CSAT-to-retention conversion
  • Defensible AI deployment posture for board and regulator
Handshake fan-out: HXI · ETS · JII
HXI · Human Experience Index

HXI™

Doctrine: D-II · D-IV
What is measured

The end-to-end human experience handshake score across every channel and handoff a customer touches, from first contact to resolution.

Why it matters

Customers do not experience departments — they experience handoffs. HXI prices the cost of broken handshakes in revenue, retention, and brand exposure.

How it is scored
  • Each handoff in a customer journey is scored on continuity, context preservation, and emotional carry-through.
  • Journey-level HXI = harmonic mean of handshake scores (worst handoff dominates).
  • Cross-channel correlation matrix surfaces which handoff combinations destroy the most value.
Evidence that supports it
  • Journey reconstruction from CRM, telephony, chat, and email systems
  • Per-handoff timestamp, agent identity, and channel transition logged
  • Customer-perceived continuity sampled via post-resolution micro-survey
Business outcomes impacted
  • Identification of the three handoffs responsible for most attrition
  • Quantified ROI of channel consolidation or staffing reallocation
  • Board-ready exposure number for omnichannel investment cases
Handshake fan-out: EII · JII · ETS
JII · Journey Integrity Index

JII™

Doctrine: D-III
What is measured

The structural integrity of a customer's full journey across channels — whether the promise made at acquisition is kept through onboarding, service, and renewal.

Why it matters

Most churn is not caused by a single failure — it is caused by accumulated journey debt. JII makes journey debt visible before it becomes lost revenue.

How it is scored
  • Journeys are segmented into acquisition → activation → service → renewal phases.
  • Each phase is scored against the promise set at acquisition (contract, marketing, sales commitment).
  • JII = phase-weighted integrity score; phases that touch revenue events are weighted higher.
Evidence that supports it
  • Acquisition artifact (proposal, contract, marketing claim) captured at journey start
  • Each phase scored against the documented promise, not a generic benchmark
  • Promise-vs-delivery gap retained as evidence for renewal conversations
Business outcomes impacted
  • Renewal probability uplift through pre-emptive journey repair
  • Reduced legal exposure from undelivered acquisition promises
  • Clear attribution of churn cause to acquisition, service, or product
ETS · Emotional Trust Score

ETS™

Doctrine: D-II · D-VI
What is measured

The density of trust established, eroded, and recovered across the lifetime of a customer or stakeholder relationship.

Why it matters

Trust compounds. Every interaction either deposits or withdraws. ETS is the balance sheet executives never see — until the relationship is lost.

How it is scored
  • Each interaction is scored for trust deposit, neutral, or withdrawal against six trust signals.
  • Recovery interactions (after a known failure) are weighted higher for both deposit and withdrawal.
  • ETS = exponentially weighted moving average of trust signals over the relationship lifetime.
Evidence that supports it
  • Trust events tagged in interaction record with reviewer attribution
  • Recovery context (root cause, remediation owner) attached to recovery interactions
  • Trust trajectory visualized over relationship lifetime, not point-in-time
Business outcomes impacted
  • Early warning of high-value relationships entering trust deficit
  • Defensible prioritization of executive intervention
  • Quantified link between trust trajectory and contract value at renewal
CCI · Clarity & Comprehension Index

CCI™

Doctrine: D-VII
What is measured

Clarity and comprehension of language across cultures, accents, channels, and AI-generated text — measured for both operator and audience.

Why it matters

Clarity failures are the leading cause of repeat contact, escalation, and regulatory complaint. CCI prices the cost of every avoidable second interaction.

How it is scored
  • Each interaction is scored on lexical clarity, pace, accent neutrality, and jargon density.
  • Cross-cultural alignment is scored separately against the audience cultural register.
  • CCI = composite of clarity, comprehension, and alignment; weighted by audience criticality.
Evidence that supports it
  • Transcript with per-segment clarity score and reviewer notes
  • Audience cultural register captured from CRM / locale / language preference
  • Repeat-contact correlation reported alongside score
Business outcomes impacted
  • Reduction in repeat-contact rate and average handle time
  • Lower regulatory complaint volume from misunderstood disclosures
  • Quantified AI script and IVR clarity for buyer-facing surfaces
Handshake fan-out: ECS · CCA · HXI
ECS · Emotional Comfort Score

ECS™

Doctrine: D-VII · D-II
What is measured

The emotional comfort a customer or stakeholder experiences during cross-cultural and high-stakes interactions.

Why it matters

Discomfort is the leakage no spreadsheet captures. Customers who feel uncomfortable leave silently — ECS makes that silence measurable.

How it is scored
  • Each interaction is scored on safety, dignity, recognition, and pace appropriateness.
  • High-stakes interactions (complaint, dispute, bereavement, regulatory) are weighted higher.
  • ECS = comfort composite, calibrated per cultural register and interaction type.
Evidence that supports it
  • Reviewer-tagged comfort signals with timestamps
  • Customer cultural and situational context recorded at interaction start
  • Comfort trajectory across interaction (not single-point) retained as evidence
Business outcomes impacted
  • Silent-churn reduction through identification of low-comfort patterns
  • Defensible cultural competence posture for regulated industries
  • Board-ready brand-safety signal across global operations
Handshake fan-out: CCI · CCA · HXI
CCA · Cultural Congruence Alignment

CCA™

Doctrine: D-VII
What is measured

Cultural Congruence Alignment between operator and audience — measured at the cultural register, not the language level.

Why it matters

Speaking the same language is not the same as being culturally congruent. CCA prices the gap between linguistic and cultural delivery.

How it is scored
  • Operator cultural register is profiled from interaction sample.
  • Audience cultural register is captured from CRM / locale / declared preference.
  • CCA = alignment score between operator and audience register, calibrated per market.
Evidence that supports it
  • Operator register profile retained with version and reviewer attribution
  • Audience register source documented (declared, inferred, or CRM-confirmed)
  • Alignment gap visualized per market and per operator cohort
Business outcomes impacted
  • Identification of operator cohorts mismatched to highest-value markets
  • Quantified ROI of cultural training and staffing reallocation
  • Defensible market expansion plan with cultural risk priced in
For CFO, GC, Risk, Board

Defensibility, not novelty.

Every NuX Holdings™ index above has the same answer to the only three questions that matter at a board table: What evidence produced this number? Who reviewed it? Can it be reproduced? If the answer to any is no, the score is not published.